Sydney McLaughlin and Dalilah Muhammad are known for setting world records.
Why the 400-meter hurdles is a 1-2 battle between Team USA stars
Sydney McLaughlin and Dalilah Muhammad are known for setting world records.
U.S. out of mixed 4x400 relay; could cost Felix
The U.S. men have a long history of faulty baton exchanges in the Olympic relays. So do the U.S. women. And now, they've flubbed one together.
