Shelby Houlihan chopped 10.52 seconds off her own American 5000m record, clocking 14:23.92 at Bowerman Track Club intrasquad meet in Portland, Ore., on Friday night.
Houlihan, who was 11th in the Rio Olympic 5000m, has in this Olympic cycle improved to become one of the greatest female distance runners in U.S. history.
She first broke Shannon Rowbury‘s American record in the 5000m by 4.47 seconds in 2018. In 2019, she broke Rowbury’s American record in the 1500m by 1.3 seconds in finishing fourth at the world championships in 3:54.99.
On Friday, Houlihan and second-place Karissa Schweizer both went under the American record.