New York : Serena Williams beat Caroline Wozniacki in straight sets to win her sixth US Open and 18th Grand Slam title Sunday, BBC reported.
The World No.1 American won 6-3 6-3 at Flushing Meadows in New York.
The victory moves Williams to joint-fourth in the all-time list of major winners, alongside Martina Navratilova and Chris Evert.
