Here is the Top 5 of the hot shots of February on the Challenger Tour. Four in simple and one in double.

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

Gael Monfils flying smash at training in Rome.

What an epic rally between Rafael Nadal and Novak Djokovic in Rome Masters 1000 semis.

Gael Monfils crushes an amazing backhand winner down the line against Roger Federer in the third round of Madrid Masters 1000.

What a point ! Nick Kyrgios probably hits shot of the tournament against Borna Coric in Miami !