Wawrinka in the third round of the US Open, questions about Murray's conditioning arose, as he called the trainer out twice during the match. His next event was the China Open in Beijing, where Murray reached the quarter-finals, losing to Ivan Ljubičić. Murray then won the Shanghai Rolex Masters dismissing Roger Federer in straight sets. He did not drop a single set throughout the event. Murray returned to Spain to defend his title at the Valencia Open 500 but lost in the second round to Juan Mónaco. However, in doubles, Murray partnered his brother Jamie Murray to the final, where they defeated Mahesh Bhupathi and Max Mirnyi. The victory was Murray's first doubles title and the second time he had reached a final with his brother. Murray reached the quarter-finals at the BNP Paribas Masters losing to Gaël Monfils in three sets. Combined with his exit and Söderling's taking the title, Murray found himself pushed down a spot in the rankings, to No. 5 from No. 4. At the Tour finals in London, Murray went 2–1 in round robin play before facing Nadal in the semi-final. They battled for over three hours, before Murray fell to the Spaniard in a final-set tie-breaker, bringing an end to his season. He ended the year ranked #4 for the third consecutive year. 2011: Consistency in slams and two more Masters Murray and Laura Robson lost in the round-robin stage 2011 Hopman Cup, losing all three ties even though Murray won all of his singles matches. Then Murray, along with other stars such as Federer, Nadal, and Djokovic, participated in the Rally for Relief event to help raise money for the flood victims in Queensland. Seeded fifth in the 2011 Australian Open, Murray met former champion Novak Djokovic in the final and was defeated in straight sets. In Rotterdam, he was defeated by Marcos Baghdatis in the first round. Murray reached the semi-finals of the doubles tournament with his brother Jamie. Murray lost to qualifiers in the first rounds at the Masters Series events in Indian Wells and Miami, after which he split with coach Àlex Corretja. Murray returned to form at the Monte-Carlo Rolex Masters, but lost to Nadal in the semi-finals. Murray sustained an elbow injury before the match and subsequently withdrew from the 2011 Barcelona Open Banco Sabadell due to the injury. Murray lost in the third round at the Mutua