Naomi Osaka has withdrawn from the French Open because of the furore caused by her boycott of media duties and has opened up about her struggles with depression.
Osaka had refused to take part in press conferences or interviews and after being threatened with disqualification and a ban from future tournaments if she did not reconsider, the world number two pulled out.
Here, the PA news agency looks at five other sports people who quit mid-tournament.
Ronnie O’Sullivan
O’Sullivan concedes the match against Hendry at the UK Snooker Championships in 2006 (Kamran Rizvi/PA)
Rory McIlroy
McIlroy “saw red” at the Honda Classic in Florida in 2013 (Bradley Collyer/PA)
Niki Lauda
Niki Lauda pulled out of the Japanese Grand Prix on the second lap in 1976 (David Davies/PA)
Jeff Tarango
Tarango storms off court and out of Wimbledon in 1995 (PA)
Sol Campbell
Campbell, left, returned to action for Arsenal after a 10-week lay-off at Portsmouth in 2006 (Chris Ison/PA)