Elaine Thompson-Herah runs second fastest 100m time ever, Sha’Carri Richardson last

Sha’Carri Richardson disappoints in her return to the track after a one-month ban due to marijuana use

Canada’s Andre De Grasse and Marco Arop win at Pre Classic

De Grasse continued his run of spectacular performances, clocking 9.74 over 100m, though it was not wind-legal

Athing Mu runs American record at Prefontaine Classic

The 19-year-old phenom has won seven straight races since turning pro