BBC News
The world number one enjoyed a relatively routine straight sets win against chile's cristian garin. it puts him through to the 50th grand slam quarterfinal of his career. it took a lot out of me, but at the same time, it gave me wings. it gave me the confidence booster that i needed for wimbledon, and energy levels are really good. i'm pleased, this is the quickest surfacing sport coming off from clay. it takes a little bit of time to adapt to an aggressor game and make sure you are at your best —— address your game. the further the tournament goes, i feel like i'm more comfortable playing...