RIO DE JANEIRO - The U.S. men's 4x400-meter relay held off a late challenge by Jamaica to rebound and win gold in the event, a day after the Americans' 4x100 relay men's team was disqualified. Bahamas ...

For decades, the 4x100m relay rivalry between the United States and Jamaica has defined the sprinting world. There was a time when names like Usain Bolt and Shelly-Ann Fraser-Pryce reigned supreme in ...

GUANGZHOU, China, May 10 (Reuters) - Italy, Canada and Jamaica reached the mixed 4x100 metres relay final in the event's global debut while heavyweights the United States experienced mixed fortunes on ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SAINT-DENIS, France (AP) — Sha’Carri ...