
Jannik Sinner was Saturday braced to capitalize on the shock US Open exits of title rivals Novak Djokovic and Carlos Alcaraz when he faces Australia's Christopher O'Connell for a last-16 place.
World number one and Australian Open champion Sinner takes on his 87th-ranked opponent a day after four-time champion Djokovic was sent spinning to his earliest loss in New York in 18 years by Alexei Popyrin.