Roger Federer's match against Nikoloz Basilashvili was just his second since undergoing two knee surgeries
Roger Federer lost his second match since returning from a 14-month injury lay-off, going out to Nikoloz Basilashvili in the quarter-finals of the Qatar Open.
The 20-time Grand Slam winner was overcome by Georgia's Basilashvili 3-6 6-1 7-5 in Doha.
Federer will turn 40 in August
Roger Federer says he never seriously considered retirement in his 14 months away from tennis, and is returning as he feels "the story's not over yet".
The 20-time Grand Slam champion is competing at this week's Qatar Open.
Djokovic defeated Daniil Medvedev in straight sets in the Australian Open final
Novak Djokovic has equalled Roger Federer's record of 310 weeks ranked as world number one.
The 33-year-old Serbian is guaranteed to break the mark next week.
Naomi Osaka has won both of her Grand Slam matches against Serena Williams
Naomi Osaka claimed an impressive victory over Serena Williams to reach the Australian Open final and end the American's latest quest for a record-equalling 24th Grand Slam title.
Three-time Slam champion Osaka withstood early pressure from Williams to win 6-3 6-4.
People connected to the Australian Open queued for coronavirus tests at a Melbourne hotel on Thursday
Australian Open boss Craig Tiley says he is "absolutely confident" the Grand Slam will start as planned on Monday, despite 160 players waiting for the outcome of coronavirus tests.
A total of 507 people connected to the event were told to isolate by Melbourne health officials on Wednesday after a hotel worker tested positive.
