After failing to qualify for the 200-meter dash, Allyson Felix looks to win her lone individual medal of the 2016 Rio Summer Olympics on Monday night in the 400-meter dash.

Olympic 200 meters gold medalist Allyson Felix has chosen to run the 400 meters at next month's world championships, her coach told Reuters on Wednesday.

Top American sprinter Allyson Felix will double up at July's U.S. trials in hopes of competing in both the 200 and 400 meters at the Rio Olympics, her coach told Reuters.

Allyson Felix, of United States smiles after taking the bronze, in the final of women's 400-meters at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Tokyo, Japan. (AP Photo/Francisco Seco) ...

Allyson Felix finished second in her heat with a time of 51.96 seconds in the women’s 400-meter run at the U.S. Olympic Track and Field Trials Friday in Eugene, Oregon.

Felix, whose 18 medals are the most in world-championship history, has announced that this will be her final season in track. At last month’s U.S. championships, she finished sixth in the 400 meters ...

After failing to qualify for the 200 meters, six-time Olympic medalist Allyson Felix was left with a single-minded purpose here at these Summer Games: To win gold in the 400. She’s off to a good ...

Felix specialized in the 100, 200, and 400 meters. She won Olympic medals beginning in the Beijing Summer Games of 2008 all the way through to the pandemic-delayed Tokyo Summer Games of 2021.

MEDAL ALERT: Shaunae Miller of Bahamas dives across line to edge Allyson Felix of the US in 400 meters .

Over the course of five consecutive Olympic Games, she competed in 100 meters, 200 meters, and 400 meters before retiring from the sport in 2022.

Allyson Felix is trying to become her sport’s dominant multi-event athlete, hoping to qualify to race the 100, the 200 and the 4x100 and 4x400 relays in the 2008 Beijing Olympics.

Allyson Felix prepares for Home Depot Invitational track meet and comes to grips with reality that many are considering her to be next Marion Jones; photo (M) By Jere Longman May 28, 2003 Page 10 ...