The women’s 400 meters stands as one of track and field’s most demanding events, blending sprint speed with endurance over a full lap of the track. Often described as the “long sprint,” it challenges ...

Wayde van Niekerk of South Africa has won the Olympic 400-meter title in a world record 43.03 seconds. Van Niekerk, running in the outside lane, stormed out of the blocks and held off of 2012 champion ...