Novak Djokovic is safely through to last 16 of the US Open.
The defending champion recorded a comfortable straight sets win over American Denis Kudla.
He'll now play Switzerland's Stan Wawrinka in the next round.
Meanwhile, Rafael Nadal muscled his way into the fourth round by beating Chung Hyeon in straight sets.
The Spaniard will take on Marin Cilic next.