Novak Djokovic bottle incident at Italian Open being treated as an accident

Serbia's Novak Djokovic, left, talks with France's Corentin Moutet at the end of their match. Picture: AP Photo/Alessandra Tarantino

World number one Novak Djokovic collapsed to the ground after he was struck on the head by a bottle at the Italian Open.

Djokovic, still to win a title this year, recovered from a slow start to see off lucky loser Corentin Moutet and move into the third round in Rome.