Grand Slam Track™, the global home of professional track competition, launched by four-time Olympic Champion Michael Johnson, today officially announced the first group of Challengers signed to compete in the Miami Slam, May 2–4, at Ansin Sports Complex, Miramar, Florida.

The Challengers announced today are all world-renowned competitors who are now set to electrify the crowd in Miami:

, Women’s Long Hurdles, 2023 World Championships Silver Medalist - Heptathlon

, Men’s Short Sprints, 2020 Olympic Champion - 200m

 Men’s Short Distance, 2020 Olympic Silver Medalist - 1500m

, Women’s Long Sprints, 2025 World Indoor Champion - 400m

, Women’s Short Hurdles, 2020 Olympic Silver Medalist, American Record Holder - 100m hurdles

, Women’s Short Distance, 2024 U20 World Championships Silver Medalist - 800m

Tickets to see these Challengers compete are on sale NOW at

These Challengers join the roster of 48 Racers already announced to compete, including Sydney McLaughlin-Levrone, Gabby Thomas, Kenny Bednarek, Melissa Jefferson-Wooden,  Grant Fisher, Sasha Zhoya, Alison Dos Santos, Matthew Hudson-Smith, Nikki Hiltz, Masai Russell, Alexis Holmes, Quincy Hall, Fred Kerley, Cole Hocker, Yared Nuguse, Josh Kerr, Oblique Seville, Ackera Nugent, Roshawn Clarke, Rushell Clayton, Nickisha Price, Cyréna Samba-Mayela, Jasmine Camacho-Quinn, Ronald Kwemoi, Muzala Samukonga, Marileidy Paulino, Jess Hull, Marco Arop, & many more.

More Challenger announcements will be made in due course as we head towards the Miami Slam. Grand Slam Track™ is being broadcast in 189 countries and territories worldwide. For information on where to watch, 

For more information, including the full roster of Racers, please visit 

, and follow @GrandSlamTrack on all social media platforms.

Grand Slam Track™ has officially announced six world-class Challengers signed to compete in the Miami Slam, set to take place May 2–4 at Ansin Sports Complex in Miramar, FL.

Six World-Class Challengers Announced for Miami Slam

Women's 200 Metres - 5:42 - (Race Group: Women's Long Sprints)

Men's 400 Metres - 5:54 - (Race Group: Men's Long Sprints)

8	Busang Collen KEBINATSHIPI - BOT - Nike

Women's 3000 Metres - 6:04 - (Race Group: Women's Long Distance)

Women's 800 Metres - 6:21 - (Race Group: Women's Short Distance)

1	Susan Lokayo EJORE - KEN - Under Armour

Men's 400 Metres Hurdles - 6:34 - (Race Group: Men's Long Hurdles)

Women's 400 Metres Hurdles - 6:46 - (Race Group: Women's Long Hurdles)

5	Sydney MCLAUGHLIN-LEVRONE - USA - New Balance

Men's 5000 Metres - 6:56 - (Race Group: Men's Long Distance)

1	Charles PHILIBERT-THIBOUTOT - CAN - New Balance

Men's 100 Metres - 7:21 - (Race Group: Men's Short Sprints)

Men's 110 Metres Hurdles - 5:42 - (Race Group: Men's Short Hurdles)

Men's 200 Metres - 5:56 - (Race Group: Men's Long Sprints)

2	Busang Collen KEBINATSHIPI - BOT - Nike

Grand Slam Track™ Kingston Official Start Lists

GRAND SLAM TRACK™ RELEASES OFFICIAL KINGSTON START LISTS WITH LANE ASSIGNMENTS

 (April 2, 2025) - Grand Slam Track™, the global home of professional track competition launched by four-time Olympic Champion Michael Johnson, today officially announced the lineup of broadcast talent for its inaugural season of competition.

“I am thrilled to unveil our first-class broadcast team for our inaugural season,” said Grand Slam Track™ Founder and Commissioner Michael Johnson. “These are individuals I know from my work within the media industry, and feel very confident these are the best people out there to tell our stories to fans around the world. We can’t wait to finally get racing, and this lineup of talent ensures Grand Slam Track™ will bring audiences along with us for our festivals of speed.”

The broadcast commentary team will be led by former world record holder and Olympic silver medalist in middle-distance events, Steve Cram. Cram brings decades of broadcasting experience with the BBC, known for his insightful commentary and deep knowledge of athletics. Cram will be joined by Carrie Tollefson and Anson Henry as analysts. Tollefson is a five-time NCAA champion and 2004 Olympian in the 1500m. She has established herself as a respected voice in distance running commentary with experience covering major marathons and track events for multiple networks. Henry, a former Canadian Olympic sprinter who competed in the 2008 Beijing Olympics, offers viewers expert analysis of sprint events drawing from his technical knowledge of sprinting mechanics and race strategy. As a broadcaster he has covered multiple World Championships.

Radzi Chinyanganya and Taliyah Brooks will provide reporting from trackside and throughout the stadium. Chinyanganya is an experienced broadcaster known for his work with BBC Sports and their Olympic coverage. He brings energy and engaging interviewing skills to the trackside reporting role. Brooks is a former NCAA and US Olympic team heptathlon star who brings first-hand multi-event experience to her reporting. She offers unique insights into the technical aspects of various events while conducting compelling athlete interviews.

The Pre- and Post-Slam shows will be hosted by John Anderson, who will be accompanied by Matt “Centro” Centrowitz, and Sanya Richards-Ross. Anderson is a veteran sports broadcaster with extensive experience at ESPN and hosting major track events. His experienced presence guides viewers through the broadcast with expert transitions and knowledgeable commentary. Centrowitz was the Olympic gold medalist in the 1500m at the 2016 Rio Games. He provides contemporary insights into adistance racing tactics and athlete preparation from his recent competitive experience at the highest level. Richards-Ross is a four-time Olympic gold medalist and former 400m world champion. She offers elite-level analysis of sprint events with particular expertise in one-lap racing and relay dynamics and has been a fixture of NBC Sports’ track & field coverage since 2016.

Grand Slam Track™ will be broadcast in 189 countries and territories worldwide. For information on where to watch, 

. Full biographies and headshots of the broadcast team are attached at the end of this release.

Also announced today is Grand Slam Track™’s roster of in-stadium talent for Kingston: Paul Swangard, Donald Smith, Iwan Thomas, Trishana McGowan, and Tiara “Tee” Williams.

Paul Swangard has been one of the leading voices on track for more than 30 years, providing commentary across television, streaming, and in-stadium. Last summer, he covered his second consecutive Olympic Games for NBC Sports. Donald Smith is a renowned track commentator, announcer, and host, having been active in these roles since 2012. He hosts multiple development meets each year, and has been stadium announcer for a plethora of global meets, including the 2024 Paris Olympic Games and the 2024 World Relays in the Bahamas.

Thomas is a former European and Commonwealth 400m Champion, World Champion and Olympic silver medalist, and British 400-meter record holder for 25 years. He has been a regular on television screens and infield host for the last four World Athletics Championships. Trishana McGowan is a former track athlete turned award-winning sports journalist and content creator, with a platform dedicated to bringing fans exclusive behind-the-scenes access to sports in Jamaica. She has a passion for storytelling, and uncovering the moments that shape athletes, teams, and sporting events beyond the game. Tiara Williams is an entrepreneur changing the game of storytelling in track. Known for her strong relationships with athletes, she creates space for them to share their authentic stories. As a broadcaster, content creator, consultant, and social media manager, Tiara brings fresh energy and a unique vibe to everything she creates, redefining how fans connect with the sport.

Tickets for the Slams in Kingston, Miami, Philadelphia, and Los Angeles are on sale now. For more information, please visit 

For further information, please follow @GrandSlamTrack on all social media platforms, and visit grandslamtrack.com.

Grand Slam Track™ is the global home of elite track competition founded by four-time Olympic champion Michael Johnson. The league is redefining the landscape of track with a focus on head-to-head competition between the fastest humans on the planet: fostering rivalries, celebrating racing, and putting fans first. The league features a roster of 48 Racers signed to compete in four annual Slams and includes superstars like Sydney McLaughlin-Levrone, Gabby Thomas, Quincy Hall, Josh Kerr, Marileidy Paulino, and many more. These Racers compete against 48 Challengers, who vary per Slam; each Slam features the largest and deepest prize purse in the history of the sport. The inaugural Grand Slam Track™ season in 2025 sees Slams take place in Kingston, Jamaica; Miami; Philadelphia; and Los Angeles. For more information, visit grandslamtrack.com.

Born in Dallas, Texas, Michael Johnson is a Hall of Fame track and field star, universally recognized as one of the greatest sprinters of all time. He won four Olympic gold medals and eight World Championships across his career, and held world and Olympic records in both the 200m and 400m races. At the 1996 Olympic Games in Atlanta, Johnson became the first and only male athlete to win the Gold medal in both the 200m and 400m at the same Olympics. Since retiring from active competition, Johnson has become a serial entrepreneur and investor, as well as highly sought after performance mindset speaker and an award winning television commentator. Johnson has been a pundit for the BBC’s coverage of every Olympics Games since Athens 2004, and remains a key voice on, and advocate for the sport. Johnson was inducted into the United States Track and Field Hall of Fame in 2004.

Full Biographies and Headshots of the Grand Slam Track™ On-Air Talent Roster:

medium_Steve.webp

small_Steve.webp

thumbnail_Steve.webp

Steve.webp

Steve is one of the UK's most well known sporting individuals. As an athlete his career was forged alongside Coe and Ovett to form a period of unprecedented success in British athletics and since retiring has become one of the BBC’s most respected Presenters / Commentators. In a career spanning over three decades, since appearing as a 17 year old at the Commonwealth Games in 1978, Steve’s many achievements include six Gold medals at the Commonwealth Games and the European and World Championships. Following an incredible season in 1983 Steve was voted BBC Sports Personality of the Year, one of the few athletes to have won the award, and in 1986 he was awarded an MBE. At the 1984 Olympic Games held in Los Angeles, Steve won a Silver medal in the 1500m behind Sebastian Coe. The following year he broke World records in the 1500m, 2000m and Mile, all within 19 days; the latter lasting almost 9 years. Since retiring from competitive athletics Steve has become a very successful television commentator, first with Eurosport, and then with Channel 4 before joining the BBC as the Chief Athletics Commentator. Steve has co-presented both the Summer and Winter Olympics since Sydney 2000. Most recently he provided the soundtrack for the London Olympic Games, in particular Mo Farah’s stunning 5K and 10K double gold performances. Steve has also been a regular contributor to BBC Radio 5 Live including hosting popular 606 and Sunday Sport.

medium_Carrie.webp

small_Carrie.webp

thumbnail_Carrie.webp

Carrie.webp

Carrie was born and raised in Dawson, Minnesota where she was a 13-time State Champion: eight in track and five in cross country. Her five cross country titles established a national record for most consecutive titles, which still stands to this day. Carrie attended Villanova University, where she was a 5-time NCAA Champion and the 1998 NCAA Indoor Track Athlete of the year. She was also the first person in NCAA history to win both the 3K and 5K titles. In her post collegiate career, she was a three time national champion and after winning the 1500m trials in 2004, she represented the US in the 2004 Olympic Games in Athens, Greece.

With her work on ESPN, NBC, and USATF.TV, she provides regular media coverage for New York Road Runners including the NYC Marathon and the NYC Half Marathon, and is also the main analyst on the Boston Marathon, Chicago Marathon, Berlin Marathon, and has covered the Tokyo Marathon. Along with that, she works the NCAA Cross Country, Foot Locker Cross Country Nationals and was a member of the broadcast team for the 2024 Paris Olympic Games.

medium_Anson.webp

small_Anson.webp

thumbnail_Anson.webp

Anson.webp

- CBC Producer/On-air Personality/Analyst (2014-2021)
- Executive Director of The Track & Field Network (present)
- Creator and Host of Sprint Culture (present)

Athletic Achievements
- 2-Time Olympian (2004, 2008 - Canada)
- Pan-American silver and bronze medallist (4x100m, 100m)
- Commonwealth Games bronze medallist (4x100m)
- 2-Time NCAA All-American (60m, 100m - Washington State University)

medium_Radzi.webp

small_Radzi.webp

thumbnail_Radzi.webp

Radzi.webp

Radzi is one of Britain’s most talented and experienced television presenters having started out his presenting career on the BBC’s landmark children’s show, Blue Peter. He has since gone on to be a regular face on our screens, presenting shows for the BBC, ITV, Channel 4, Amazon and Eurosport.
Radzi is a highly knowledgeable sports presenter, reporting across the Olympics, Paralympics, athletics, tennis, Formula E and basketball to name a few. As one of TNT’s leading presenters Radzi travelled the world filming ‘Road To Beijing’ ahead of the Winter Olympics where he reported live from China as well as hosting the channel’s Snooker coverage. He also anchored the channel’s coverage of the Paris Olympics in 2024.

medium_Taliyah.webp

small_Taliyah.webp

thumbnail_Taliyah.webp

Taliyah.webp

Taliyah Brooks is a world-class track and field athlete specializing in the Heptathlon. In the summer of 2024, she proudly represented Team USA at the Paris Olympic Games, showcasing her talent on a global stage. With a history of top finishes such as NACAC Champion and NCAA Indoor Champion, Taliyah is a standout in her sport. Beyond athletics, Taliyah is passionate about community service and youth impact through her role at VOICEINSPORT as a VIS Mentor, and advisor for Black Girls Excellence, a local high school organization. Taliyah’s diverse talents and constant commitment to excellence make her a well-rounded and inspiring individual both on and off the track.

medium_John.webp

small_John.webp

thumbnail_John.webp

John.webp

John Anderson joins Grand Slam Track with four decades of journalism and sports broadcasting experience. For 25 years Anderson hosted ESPN’s SportsCenter, the network’s signature news and information program, winning four Emmy awards. Anderson provided Play-by-Play commentary and analysis for track and field at the last two Olympic Games (Paris & Tokyo) for OBS, the international broadcast arm of the IOC. He also co-hosted the Opening and Closing ceremonies for those summer games. In 2022 he covered field events at the World Athletics Championships in Eugene, Oregon. Anderson, as he has for more than a decade, continues to lead ESPN’s coverage of collegiate track and field working on all Southeastern Conference and NCAA cross country, indoor and outdoor championships. He is a 12-time host of the Bowerman Award, given annually to the most outstanding men’s and women’s athlete in college track and field. Anderson joined the faculty of the prestigious University of Missouri’s Journalism School in January of 2025. He graduated from Mizzou in 1987. He was a 4-year member of the men’s track team, competing in the high jump, and captained the squad his senior season.

medium_Matt.webp

small_Matt.webp

thumbnail_Matt.webp

Matt.webp

medium_Sanya.webp

small_Sanya.webp

thumbnail_Sanya.webp

Sanya.webp

Sanya Richards-Ross, four-time Olympic gold medalist, now serves as an NBC track & field analyst, a Nike brand ambassador, author, TV personality and entrepreneur. The current American Record Holder at 400 meters, Richards-Ross won individual 400m Olympic gold at the 2012 London Games and three 4x400m relay golds for Team USA in 2004, 2008, and 2012. In addition, she was a six-time world champion, earning two individual 400m titles and four as a member of winning 4x400m relay teams.

recommended