Roger Federer and Rafael Nadal both reached the BNP Paribas Open quarter-finals . Federer beat Indian Jack Sock 6-3 , 6-2 and now faces Tomas Berdych . Nadal defeated Gilles Simon 6-2 , 6-4 and will play Tommy Robredo .
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 .