Andy Murray knocked out of Wimbledon by big-serving John Isner

Andy Murray was beaten by John Isner (Steven Paston/PA)

Andy Murray was blown away by big-serving American John Isner in four sets as his Wimbledon campaign ended in a blur of aces.

Two-time champion Murray failed to reach the third round for the first time as 6ft 10in missile launcher Isner secured a first career victory over him at the ninth attempt.