“I had some issues during the tournament. Everybody knows I had an issue in the second or third match,” Nadal said. “Then I think it was a little bit better but it was 2-all in the first, 15-love that I felt and I said to my box that I felt something. After that I was trying to see if things can improve during the match but it was not the day.

Source: Los Angeles Times September 07, 2018 23:03 UTC