Grigor Dimitrov described being forced to retire from Wimbledon when leading world number one Jannik Sinner by two sets is among “the most painful moments of my career”.

By Martyn Herman LONDON (Reuters) -World number one Jannik Sinner shrugged off any fears about his injured elbow with a clinical defeat of powerful young American 10th seed Ben Shelton to reach the Wimbledon semi-final for the second time on Wednesday.

Italian top seed Jannik Sinner did not let an elbow injury hamper his performance as he beat American opponent Ben Shelton to reach the Wimbledon semi-finals.Sinner, 23, who wore a sleeve on his right elbow,

World no1 Jannik Sinner was able to practice ahead of today's Wimbledon quarter-final against Ben Shelton. Sinner on Monday hurt his elbow after slipping on the baseline during his fourth-round match with Grigor Dimitrov, which he was trailing by two sets before the Bulgarian was forced to retire with an apparent pectoral injury.

Dimitrov was playing fantastic tennis, running Sinner around the court and delivering booming serves. Dimitrov won the first set 6-3 and survived a hard-charging comeback attempt from the Italian in the second to take the set 7-5 and put the world No. 1 in a desperate position.

Follow our analysis and reactions from day eight at Wimbledon as Jannik Sinner and Novak Djokovic moved into the quarterfinals

No. 1 Janik Sinner advanced to the Wimbledon quarterfinals Monday after his opponent, Grigor Dimitrov, retired injured while he was leading their fourth-round match two sets to love.

Sinner Cruises Past Shelton Despite Elbow Injury