Murray out of Wimbledon singles as Djokovic makes bow

The withdrawal of two-time champion Murray means Djokovic is the only member of the fabled "Big Four" in the men's draw at the All England Club. Roger Federer has retired and Rafael Nadal opted to skip Wimbledon to prepare for a shot at another Olympic title. Murray, 37, is hoping to end his stellar career at the upcoming Paris Games but desperately wanted to make a final singles appearance at Wimbledon, where he was champion in 2013 and 2016. The Scot, who has been ravaged by injuries in recent years...