The women's 400-meter record has remained steadfast for 40 years—but on Thursday, the United States's Sydney McLaughlin-Levrone came closer than any woman ever has to breaking it. McLaughlin-Levrone ...

A nearly two-decade old record was shattered at the World Track and Field Championships on Tuesday as American Sydney McLaughlin-Levrone dominated the 400-meter semifinals with a time of 48.29 seconds ...

TOKYO — Sydney McLaughlin-Levrone ran the fastest women's 400 meters in 40 years to claim world championship gold in 47.78 seconds on Thursday and complete her transition from the one-lap hurdles in ...

Sydney McLaughlin-Levrone of the USA celebrates after winning the women's 400-meter final and setting a new championship record at the World Athletics Championships on Thursday in Tokyo. Photo by Mast ...