Jannik Sinner cruises to straight-sets quarter-final win over fellow Italian Lorenzo Musetti

Jannik Sinner celebrates beating Lorenzo Musetti. Picture: Adam Hunger/AP

Jannik Sinner maintained his perfect record against his fellow Italians with victory over Lorenzo Musetti to reach the US Open semi-finals.

The world number one has faced his countrymen 16 times at tour level and won each time, including three times against Musetti.