US Open champion Stan Wawrinka survived a huge scare against Martin Klizan of Slovakia to reach the 2nd round.
Wawrinka posted a 4-6, 6-4, 7-5, 4-6, 6-4 victory on Monday, which he earned after a 3-hour-24-minute long battle.
There were 32 break point opportunities in the match, with the Swiss converting 6 chances compared to Klizan’s 5.