Roger Federer celebrates his victory over Novak Djokovic in the semi final match of the French Open Paris on Friday. (AP)

Roger Federer celebrates his victory over Novak Djokovic in the semi final match of the French Open Paris on Friday. (AP)

Roger Federer snapped Novak Djokovic’s 43 match winning streak with his victory in the semi-finals of the French Open on Friday.  Bill Littlefield talks to New York Times’ tennis writer Christopher Clarey about Federer’s win, along with other French Open related matters.