It was the sixth time the U.S. have won the event and the gold was a record 15th World Championship medal for Allyson Felix, who ran the second leg. Felix, part of that winning team in Daegu, took the baton to Morolake Akinosun who handed on to Bowie, the 100m world champion. "We are on top of the world," Bowie said. Britain's silver represented a big stride forward for the team, having won bronze at the Olympics. "I tried my best down that last stretch and I'm glad to bring the team home to silver.

Source: Economic Times August 12, 2017 22:07 UTC