U.S. sets world record in 4x400
SOPOT, Poland -- The United States set a world record in the 4x400 meters relay on Sunday to cap a dominating performance throughout the world indoor championships.
In the last event of the three-day meet, Kyle Clemons, David Verburg, Kind Butler III, and Calvin Smith Jr. got the baton around in a time of 3 minutes, 2.13 seconds, slashing .70 off the 15-year-old indoor mark set by another U.S. relay team at the 1999 world indoors.
The U.S. team beat Britain into silver and Jamaica took ...
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