New York, Sept. 10 -- Ben Shelton sent defending champion Carlos Alcaraz packing from the US Open quarter-finals in the early hours of Wednesday, the pair slugging it out in the latest-finishing match in tournament history. Alcaraz made an uncharacteristic 53 unforced errors and was dragged into a punishing 4.5-hour battle, where Shelton sealed a 6-7(5) 6-1 6-3 1-6 7-6(10-7) win at 3.33am local time. P12...