Juan Martin del Potro delivers a 172 km/hour strike against Novak Djokovic in the quarter-finals on the clay of Rome.

Best shots great rallies of Wednesday at Monte Carlo, selected by the ATP. Rafael Nadal, Grigor DImitrov, Taylor Fritz and Pierre-Hugues Herbert in action.

Jack Sock's hits the perfect lob against Ivo Karlovic in Washington.

Tomas Berdych blasts perfect pass against Feliciano Lopez in Indian Wells.

Along Lleyton Hewitt in double for the last tournament of his career at the Australian Open, Sam Groth made a double fault to gave the break to their opponents, on what was probably the last serve of his career. His racquet didn't survived to that.

Jack Sock huge forehand return in double at London's ATP Finals.