Wawrinka storms back to win Geneva tournament

Tennis - ATP - Rome Open - Stan Wawrinka of Switzerland v Benoit Paire of France - Rome, Italy- 17/5/17- Wawrinka returns the ball. REUTERS/Max Rossi

(Reuters) - World number three Stan Wawrinka stormed back from a set down to beat German qualifier Mischa Zverev 4-6 6-3 6-3 and retain the men's title in Geneva on Saturday.

The top-seeded Swiss looked frustrated early on as Zverev, ranked 33, broke his serve and went on to take the first set.