Roger Federer and Rafael Nadal both reached the BNP Paribas Open quarter-finals . Federer beat American Jack Sock 6-3 , 6-2 and now faces Tomas Berdych . Djokovic is also in action at Roland Garros for his first Grand Slam appearance since Wimbledon last year where he lost to Andy Murray
Roger Federer and Rafael Nadal both reached the BNP Paribas Open quarter-finals . Federer beat American Jack Sock 6-3 , 6-2 and now faces Tomas Berdych . Nadal defeated Gilles Simon 6-2 , 6-4 and will play Tommy Robredo .