John Isner beats Zverev to win first Masters 1000 title! | Miami Open 2018 Final Highlights

John Isner has won the biggest title of his career defeating Alex Zverev in a thrilling contest. Watch official ATP tennis streams all year round: Tennis TV is the OFFICIAL live streaming service of the ATP World Tour. Subscribe to our YouTube channel here: Live streaming on PC, Mac, Apple TV, Roku, Amazon Fire TV, Xbox One and Chromecast plus mobile & tablet apps on iOS & Android.