Madrid Masters tournament director Feliciano Lopez revealed that Andy Murray suffered a food poisoning on Wednesday. Murray, a three-time Grand Slam champion, was scheduled to meet world No. 1 Novak Djokovic in the Madrid round-of-16 on Thursday. On Wednesday, Murray had a day off in Madrid. On Thursday – just an hour before the start of the match – it was announced Murray gave a walkover to Djokovic. Illness was cited as the reason for Murray’s withdrawal. Shortly later, Lopez revealed Murray suffered a food poisoning and that forced him to skip the Djokovic clash. “I received a message from Andy …