British duo Jamie Murray and Neal Skupski reached the semi-finals of the men's doubles at the US Open after beating American pair Jackson Withrow and Jack Sock.
Murray, who won the title in 2016 with Bruno Soares, and Skupski dropped the first set but came back to win 4-6 6-1 7-6 (4).
They will face top-ranked Colombians Sebastian Cabal and Robert Farah, the Wimbledon champions, in the last four.
Cabal and Farah beat another Briton, Luke Bambridge, along with Japan's Ben McLachlan, 6-4 6-4.
Murray then teamed up with American Bethanie Mattek-Sands, with whom he won the mixed doubles title last year, and they beat Samantha Stosur and Rajeev Ram 6-3 6-1 to reach the final.
