Teenager hands Djokovic shock defeat in Miami Open final

Nineteen-year-old Czech Jakub Mensik beat his childhood idol Novak Djokovic 7-6(4) 7-6(4) in an upset for the ages on Sunday, claiming his first ATP title at the Miami Open.

Victory for Mensik meant he denied the former number one, Djokovic, his bid for a milestone 100th.

The 54th-ranked Mensik faced tough odds in only his second ATP final but harnessed his best weapon to subdue the 24-time major winner with 14 aces.

He collapsed onto the court, overcome with emotion, after sealing…