Beating Novak Djokovic in 2014 Australian Open a mental breakthrough: Stan Wawrinka
Tennis | Apr 24, 2020, 09:14 AM ISTWawrinka's victory made him the first man apart from his legendary compatriot Roger Federer, Britain's Andy Murray, Djokovic and Nadal to win a Grand Slam title since Juan Martin Del Potro won the US Open in 2009.