Sinner credits serve for Sunshine Double victory


Second seed Jannik Sinner of Italy credits his serve for helping him to complete the prestigious Sunshine Double on Sunday.

Sinner beat Czech 21st seed Jiri Lehecka 6-4, 6-4 in the Miami Open final.

The Italian is the first man since Roger Federer in 2017 to win the Indian Wells and Miami titles back-to-back.

He has now bagged seven Masters titles crown, and extended his record to 34 consecutive sets won at this level.

Despite losing, Lehecka moved up eight places on the latest world rankings.

He is now at a career-best 14th.