Nice Britain’s Josh Kerr avenged his Olympic 1500m defeat by Cole Hocker in an exciting battle in Sunday’s Grand Slam Monitor meet.
Hocker surged previous Kerr, 27, to say a shock victory and Olympic gold in Paris final August.
However it was Kerr’s flip to provide a decisive end in Philadelphia, storming previous the American within the closing few metres to win by seven-hundredths of a second.
Kerr claimed victory in a season’s finest time of three minutes 34.44 seconds.
After a fifth-placed end within the 800m on Saturday, Kerr missed out on the highest prize of $100,000 (£74,000) for the quick distance group by only one level to Canada’s Marco Arop, who received the 800m.
Within the girls’s 100m, US sprinter Melissa Jefferson-Wood clocked a world-leading time as she stormed to an emphatic victory.
The Olympic bronze medallist, 24, claimed victory in a private finest 10.73secs, making her the tenth quickest lady to run the space, tied with France’s Christine Arron.
“It means the whole lot, I have been working so laborious for this,” stated Jefferson-Wood, who additionally received the 200m on Saturday. “It is simply all coming collectively.”
Compatriot Tamari Davis positioned second in 11.03secs, with Nice Britain’s Dina Asher-Smith fifth in 11.16secs.