Emma Raducanu's Australian Open hopes unravelled with a troublesome blister as the British number one was beaten in the second round by Danka Kovinic.
The US Open champion raced into a 3-0 lead before needing treatment on her hand and losing the opening set.
The 19-year-old showed remarkable resilience to fight back and win the second but eventually fell to a 6-4 4-6 6-3 defeat on Margaret Court Arena.
Montenegro's Kovinic is into the last 32 of a Grand Slam for the first time.
More to follow.