Australian star Nick Kyrgios told Mats Wilander to “shut up” and that nobody cares what he thinks after the seven-time major winner controversially told Andy Murray to retire from tennis.
Former world number one Murray slumped to his joint-worst defeat at a Grand Slam on Sunday with a 6-1, 6-3, 6-2 loss at the hands of Stan Wawrinka in the first round of Roland Garros.
