Sanya Richards-Ross runs the anchor leg in the 4x400 Women's Relay and earns a new world record on the ninth day of the Athletics in the Olympics stadium in 2012.

Richards-Ross, whose win at the Games ended a 28-year wait for gold for the United States in the 400m, timed a mediocre 49.89sec, the only athlete to go below 50sec.

Sanya Richards-Ross tied a longstanding meet record in the 400 meters Sunday in the U.S. track trials, finishing in 49.28 seconds for a spot on the Olympic team.

EXCLUSIVE: Former The Real Housewives of Atlanta stars Sanya Richards-Ross and Marlo Hampton are set to co-host The Real Close Friends podcast for Audioboom. Olympian Richards-Ross and former RHOA ...

Sanya Richards-Ross dominated the track and field world, but the busy mom is now using her platform to empower her fellow athletes and celebrate women making a difference in the sports world ...