Federer had not lost a match at Melbourne Park since a semi-final defeat to Novak Djokovic in 2016 but his often brilliant forehand was wayward, especially at the big moments.
Roger Federer has 'massive regrets' after shock Australian Open defeat
Federer had not lost a match at Melbourne Park since a semi-final defeat to Novak Djokovic in 2016 but his often brilliant forehand was wayward, especially at the big moments.