Allyson Felix erased any questions about her health, running year’s fastest 400m time, 49.65 seconds, at the Diamond League meet in London on Sunday.
It was just her second 400m since taking silver in Rio. She dropped .87 seconds from her 400m season debut in Kingston on June 10.
“It feels good to be back,” said Felix, who finished second in Rio behind a diving Shaunae Miller-Uibo of the Bahamas. Miller-Uibo did not run in London.
Felix suffered a severe ankle injury last spring, missing the Olympic 200m team by .01. She admitted to OlympicTalk this week that “there’s always residual effects, especially with ankle injuries.