Unfortunately, Rafa Nadal has retired after 2 sets in the semifinals, sending Juan Martin del Potro through to the final...#USOpen pic.twitter.com/uegztbgIyl— US Open Tennis (@usopen) September 7, 2018
Unfortunately, Rafa Nadal has retired after 2 sets in the semifinals, sending Juan Martin del Potro through to the final...#USOpen pic.twitter.com/uegztbgIyl