Harry Potter author J.K. Rowling takes to Twitter to defend Serena Williams.
After loss to Serena Williams in the final, Garbine Muguruza's coach says the priority is keeping a winning mentality.
The American legend says that pressure will be at a fever-pitch when Serena Williams gets to New York this summer.
Second seed says his triumph over Andy Murray is "definitely one of the best matches I've played in my career."
Seven-time champion says he knows the key to toppling reigning Wimbledon champion.
The Swiss maestro had all the shots working on Friday at Wimbledon.
Ahead of Friday's men's singles semifinals at Wimbledon, we do some number-crunching
