Roger Federer Introduced His New Shot "SABR" to Novak Djokovic and Boris Becker In Cincinnati Final

Roger Federer vs Novak Djokovic In Cincinnati Final 2015.
Roger Federer stepped deep inside the service box to attack second service of Novak Djokovic. Djokovic mentally messed up by Federer and gave away a service game in second set with 3 double fault. https://www./watchvlyDLlEsDKWg

Now this new shot is named SABR Sneaky Attack By Roger.