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.

Wimbledon top seed Jannik Sinner crushed Pedro Martinez to reach the last 16 without losing a set on Saturday while title rival Novak Djokovic targets his 100th victory at the tournament.Sinner has lost just 17 games across his first three matches at this year's tournament,