Champion Coco Gauff out of French Open but Cerúndolo marches on

No 28 seed Potapova stuns Gauff with 4-6, 7-6 (1), 6-4 winSinner’s conqueror beats Landaluce in six-hour epicCoco Gauff rued an inability to take her opportunities under pressure as her reign at Roland Garros ended in a shock third-round loss at the hands of a stellar Anastasia Potapova, who recovered from a set down before holding her nerve in the final stages of a bruising match to win 4-6, 7-6 (1), 6-4.Gauff, who…