256K views · 4.2K reactions | 10 months after giving birth the USA's Allyson Felix teams up with Courtney Okolo, Will London and Michael Cherry to win the mixed 4x400m relay and break the world record in the process. #WorldAthleticsChamps | World Athletics | Facebook

The first world record of the World Athletics Championships Budapest 23 came after a dramatic finish in the mixed 4x400m relay 😳 #WorldAthleticsChamps | World Athletics

34K views · 760 reactions | Relay, relay impressive  In their first ever U20 participation in the mixed 4x400m relay, Team USA  cruises to a championship record time of 3:18.65 in the heats! #WorldAthleticsU20 | World Athletics | Facebook

Femke Bol guides Netherlands through chaotic mixed 4x400 heat at Worlds | NBC Sports

Team USA dominates 4x400 relay heat, will race for yet another gold in Worlds final | NBC Sports

Femke Bol charged to gold! 🔥 When she picked up the baton in the 4x400m mixed relay, the Netherlands were fourth. When she crossed the finish line, they were first! 🥇 One of the all-time elite Olympic performances! 👏👏👏 #Paris2024 Paris 2024 World Athletics TeamNL | Olympics

1.5M views · 8.6K reactions | Team USA grabbed gold with ease in the women’s 4x400m relay at #Paris2024! Shamier Little, Sydney McLaughlin-Levrone, Gabrielle Thomas and Alexis Holmes left the competition in the dust with a stunning race. 磊 #Olympics | Olympics | Facebook

#ThrowbackThursday Kenyan quartet of Aron Koech, Alphas Kishoyian, Jared Momanyi and Emmanuel Korir brought the curtain down on Asaba 2018 with victory in the 4x400m relay in 3:00.92, a championships record. | NOCK- Olympics Kenya