Roger Federer and Serena Williams cruise at U.S. Open in New York . World No . 7 Angelique Kerber , the eighth seed from Germany , defeated Canada 's Eugenie Bouchard in straight sets while 13th seed Ana Ivanovic , from Serbia , beat Romania 's Alexandra Dulgheru 6-2 6-1 . Federer beats Spain 's Carlos Berlocq in straight sets . Serena Williams defeats Kazakhstan 's Maria Anastasia 6 - 3 6 - 0 . British qualifier Dan Evans springs surprise by beating Bernard Tomic .
Roger Federer and Serena Williams cruise at U.S. Open in New York . World No . 7 Federer beats Spain 's Carlos Berlocq in straight sets . Serena Williams defeats Kazakhstan 's Maria Anastasia 6 - 3 6 - 0 . British qualifier Dan Evans springs surprise by beating Bernard Tomic .