Andy Murray then reached the semi-finals of the boys' French Open, where he lost in straight sets to Marin Čilić. Mark Petchey agreed to coach Murray for four weeks until the end of Wimbledon, but it metamorphosed into a full-time position. Given a wild card to Queen's, Murray progressed past Santiago Ventura in straight sets for his first ATP match win. Following a second-round win against Taylor Dent, he played former Australian Open champion Thomas Johansson in the third round, losing in three sets after cramping and twisting his ankle. Following his performance at Queen's, Murray received a wild card for Wimbledon.
Andy Murray career statistics doubles competition with a win over the Canadian pairing of Daniel Nestor and Frédéric Niemeyer. The Murray brothers were eliminated in the second round by France's Arnaud Clément and Michael Llodra. In February, Murray pulled out of the Davis Cup tie against Argentina, because of a knee injury, so Argentina thrashed the under-strength British team. Jamie Murray scathingly criticised Andy and they did not speak to each other for a fortnight. Their rift continued in the Olympic doubles, over a perceived lack of effort from Andy. At the London 2012 Olympics, Murray competed in the singles, doubles (partnering his brother