'It's a joke!' - Rafael Nadal gets warning from umpire as John McEnroe slams shot clock farce at French Open
Eurosport expert John McEnroe had his say after Rafael Nadal got a time violation for taking too long over his serves against Novak Djokovic at the French Open. The 13-time champion, who has a penchant for taking his time over serves, was warned by the umpire after the shot clock repeatedly hit zero when he was attempting to hold under immense pressure from Djokovic. Ad/> It is often a constant issue at the highest level as players attempt to catch their breath and get their composure back in the midst of a brutal on-court battle.
