Fisher's bronze medal marked the first for the U.S. in the longest race on the Olympic track since Galen Rupp took silver in 2012. This was Cheptegei's season opener on the track this season — his only race at this distance was a 26:53 run in a cross-country road race earlier this season. Cheptegei adds this to the silver medal he won in Tokyo and the world titles he took in 2019, 2022 and 2023. Americans set world record in one of track’s newest eventsThe U.S. mixed 4x400 meter relay team set a world record in an event that is only 5 years old. All the record did was place the Americans in Saturday’s final, where the record will be in jeopardy again.