Shocking moment Novak Djokovic is hit in head by water bottle as he drops to floor in agony and security step in

NOVAK DJOKOVIC collapsed to the floor after being hit on the head by a bottle at the Italian Open – needing medical attention as security staff rushed to help.

The Serb legend crumpled to the floor in apparent pain as he signed autographs in Rome, having beaten Corentin Moutet in the first round.

X/TheTennisLetterNovak Djokovic was hit by a water container that fell from the crowd[/caption] X/TheTennisLetterThe tennis hero clutched his head and crumpled over[/caption] X/TheTennisLetterSecurity...