As well as Jannik Sinner is playing at Wimbledon, he doesn't appear to need much in the way of help. Still, he got some Saturday when his opponent, Pedro Martinez, was dealing with a problematic shoulder and often put in first serves at so-so speeds.

Jannik Sinner reaches fourth round with victory over Pedro Martinez while Iga Swiatek dominates Danielle Collins to continue pursuit of first Wimbledon crown; follow scores, reports and our dedicated

Novak Djokovic returns to action at Wimbledon today as he faces his countryman Miomir Kecmanovic for a spot in the fourth round. Dan Evans gave the Serb few headaches last time out. Djokovic cruised to victory in straight sets to dump the Briton out of his home major and will hope to exact the same misery on the unseeded Kecmanovic.