Djokovic v Royer LIVE: French Open latest scores and updates as stars battle heat on day four

Novak Djokovic faces Frenchman Valentin Royer in the second round of the French Open on day four of the tournament. Djokovic, a 24-time grand slam champion, is bidding to win a record 25th major title at Roland Garros. The match is being played in hot conditions on the Paris clay courts.