Renzo Olivo loses his grip on a serve but still wins the point against Thomaz Bellucci in Santiago.

Magic drop-shot from Juan Martin Del Potro against Alexander Zverev in Acapulco semifInal.

Serbian Janko Tipsarevic plays sensational defence to win a point against American Sam Querrey on Houston's clay.

Francesca Schiavone hit a winning drop shot as the ball from Zhu Lin hit the ground before to pass the net. But the chair umpire didn't see it and the Chinese tell that she don't know anything about it.

Marcos Baghdatis was everywhere at the end of his semifinal against Feliciano Lopez in Dubai.

Frances Tiafoe replies to drop shot with drop shot against Hubert Hurkacz at ATP Next Gen Finals in Milan.