New York: World number one Novak Djokovic, seeking to consolidate his Wimbledon win, is one of four former champions in action Monday on the first day of the US Open.
The Serbian star ended a maddening spate of near-misses in majors with a five-set triumph over Roger Federer in the Wimbledon final. (Also Read: Eugenie Bouchard, Simona Halep seek Grand Slam breakthrough)
With his seventh Grand Slam title in hand, the 27-year-old will be trying to claim a second title at Flushing Meadows, where he won the title in 2011 but finished runner-up in 2007, 2010, 2012 and 2013. (Caroline Wozniacki, poised for comeback, on and off the court)