“I don’t know what to say. I am overwhelmed and so excited. I have played so poorly the last couple of years and playing on Centre Court against the defending champion was unbelievable. The crowd was really great,” Jankovic told the BBC.
“My opponent was in great form, no doubt about it, I just tried to stay in there, stay positive and fight and I made it. I have to keep going.
“I am glad I was able to win against a two-time Wimbledon champion. I could not believe it. Beating Petra gives me a lot of confidence for the tournament.”
More to follow