Watch: Federer eases into quarter final Post published:September 5, 2017 Roger Federer made light work of Philipp Kohlschreiber, defeating the German 6-4,6-2 and 7-5 to reach the quarter-finals at the US Open. You Might Also Like Demare wins stage as Thomas, Cavendish crash July 4, 2017 Djokovic eases into London final November 18, 2018 Federer, Nadal through, Wozniacki out January 18, 2019