Ash Barty's greatest hits: the moments that defined retired tennis star's career

Australia's humble champion spent 121 weeks as world No 1, crowning her Wimbledon win with an Australian Open trophy Ash Barty announces shock retirement from tennis at 25 Ash Barty on why she'll 'never stop loving tennis' and why she had to retire Get our free news app; get our morning email briefing Wednesday's bombshell was not the first time Barty has called time on her tennis career - she did likewise after the US Open in 2014, saying the rigours of the professional tour meant she had misse...