Ill player 1 point away from 3-1 loss, wins match in 5 sets
Argentina's Juan Martin del Potro, who was battling fever, saved two match points against Dominic Thiem to evade a 3-1 defeat at the US Open before registering a comeback win in five sets. Del Potro, who ultimately won 1-6, 2-6, 6-1, 7-6, 6-4, received medication from a doctor after the first set. He will face Roger Federer in the quarter-finals.