MELBOURNE, Australia (AP) — Carlos Alcaraz reached his 10th career Grand Slam quarterfinal, tied for the most by a man before his 22nd birthday, by advancing at the Australian Open when 15th-seeded Jack Draper stopped playing because of injury after dropping the first two sets Sunday.

Jack Draper’s mid-match retirement against the reigning Wimbledon champion Carlos Alcaraz was the result of a hip injury that he described as “a ticking time bomb”.

Jack Draper retired from his match against Carlos Alcaraz in the fourth round of the Australian Open after two sets and the Spaniard was disappointed not to play out the match