Djokovic, Nadal, Murray cruise into Madrid quarters

World number one Novak Djokovic racked up his 30th win of a dominant season with a 6-2, 6-1 destruction of Spain's Roberto Bautista Agut to reach the Madrid Masters quarter-finals on Thursday. The resurgent Rafael Nadal and defending champion Andy Murray also remained on course for a semi-final clash as they eased past Sam Querrey and Gilles Simon respectively in straight sets. Djokovic is playing in Madrid for the first time in three years, but hasn't taken long to adjust to the different condi