The American survived 6-3, 6-4, 1-6, 7-6(4) to make the final four at the world’s most important tennis tournament for the first time.

Taylor Fritz recovered from a mid-match injury against Karen Khachanov to reach the Wimbledon semifinals for the first time on Tuesday.

Fritz’s third-set mini-crisis was closely followed by the latest failure of the electronic umpire. Swedish umpire Louise Azemar-Engzell called 'stop' in the opening game of the fourth set on Court One when 'fault' was incorrectly called after a Fritz forehand landed well inside the baseline.