Kirani James produced his best performance of the season to claim his second straight Diamond League 400m title at the Prefontaine Classic in Eugene on Saturday.

The 2011 World and 2012 Olympic Champion's winning time was 44.30, .14 ahead of American World Championship bronze medallist Quincy Hall in second. Another American, Vernon Norwood, ran 44.61 for third. Jamaica’s Rusheen McDonald was fifth in 45.10.

This was the fourth Diamond League title for the 31-year-old who also previously won in 2011, 2015 and 2022.