Murray sets up Tsonga showdown
The fourth seed looked in trouble at a set and a break down but dug deep, saved a set point in an epic second-set tie-break and eventually came through 6-7 (7/5) 7-6 (8/6) 6-4 7-6 (7/4).
Tomorrow he will play Frenchman Jo-Wilfried Tsonga as he bids to become the first British man since Bunny Austin in 1938 to reach the Wimbledon singles final.