Frances Tiafoe's campaign at the Mubadala DC Open ended unexpectedly on the opening day of the main draw as the American fell to France's Terence Atmane in three sets.
World No. 1 Jannik Sinner toasted his 24th birthday in style, defeating Terence Atmane 7-6(4), 6-2 to reach his eighth ATP Masters 1000 final on a day when he was not always at his best.