World number one Jannik Sinner shrugged off any doubts about his injured elbow to reach the Wimbledon semi-finals for the second time with a clinical defeat of powerful American 10th seed Ben Shelton on Wednesday.

Two power hitters competing in a slugfest early transitioned into a calculated display of consistency from World No. 1 Jannik Sinner during Wednesday's straight sets win over Ben Shelton in the quarterfinals at Wimbledon.

The top-ranked player, wearing a sleeve on his right elbow, reaches the semifinals with a 7-6 (2), 6-4, 6-4 victory over the 10th-seeded American.