Team USA At 35, Allyson Felix Is Still Chasing History On The Track

Allyson Felix, Noah Lyles, Justin Gatlin -- The athletes to watch

At 35, Felix makes a comeback and lands her 5th Olympics

How USA's 400m Sprinter Allyson Felix is Training for Tokyo

Allyson Felix's 11th Olympic medal comes in US 4x400 relay

Noah Lyles, Allyson Felix, storylines at Olympic track, field trials

11 Medals for Allyson Felix as Stellar U.S. Team Take 4x400m Glory

Allyson Felix, 35, is attempting to make her fifth US Olympic

Track star Allyson Felix makes history with gold in final Olympic

Team USA In Final World Championships Race Allyson Felix Snags