Jakub Mensik used his length to shrink the court, erasing Novak Djokovic's ability to find winners in a shock upset for his first career tennis title Sunday at the Miami Open.

Phenom Jakub Mensik, 19, upset Novak Djokovic in a rain-delayed Miami Open final, keeping Djokovic at 99 career titles.

Novak Djokovic fell in the final round of the Miami Open to 19-year-old Jakub Mensik in straight sets, 7-6, 7-6, on Sunday. Mensik, playing in his first final, earned his spot after defeating No. 3 seed Taylor Fritz in the semifinals and became the second-youngest champion in tournament history, per ATP Tour.

The 19-year-old Czech claimed his first ATP title at the Miami Open as he denied the former number one his bid for a milestone 100th.

Teenager Jakob Mensik denies his childhood idol Novak Djokovic a 100th ATP singles title with a superb performance to clinch the Miami Open title.

Novak Djokovic chases more tennis history as he takes on Czech teenager Jakub Mensik in the Miami Open final. Djokovic, 37, is one win away from the 100th title of his career, as well as a record-extending 41st ATP Masters crown and seventh Miami Open trophy in Florida.

Teenager Jakub Menšík denied boyhood idol Novak Djokovic of his 100th career title, stunning the 24-time grand slam singles champion 7-6(4), 7-6(4) in Sunday’s Miami Open final.

Novak Djokovic refused to discuss the evident eye problem he suffered before Sunday’s Miami Open final defeat by unseeded Czech teenager Jakub Mensik, saying he did not want to take away from his opponent’s triumph.