of Scotland saw off Sam Querrey at Wimbledon, Querrey was likely to pose the British Number 1 his biggest test but Murray still prevailed in straight sets.
Querrey had won the ATP event at Queens just two weeks ago and he came into this match with a lot of confidence.
Murray won the 1st set 7-5, and survived many break points the Scot then got one break to win the 2nd set 6-3 and at 4-4 he broke in the 3rd to seal a 7-5 6-3 6-4 win and book his place in the Quarter Finals for the 3rd year running.
Murray reached the Semi Finals at Wimbledon last year but he lost in 4 sets to Andy Roddick 6-4 4-6 7-6 7-6.
Roddick at his best can beat anyone in the world but the American suffered a shock 5 set defeat in the 4th round yesterday at Wimbledon.