Carlos Alcaraz becomes the youngest ATP semi-finalist since Alexander Zverev in 2014! SUBSCRIBE to our channel for the best ATP tennis videos and tennis highlights:https://www.youtube.com/tennistv Watch official ATP tennis streams from every tournament: http://tnn.is/YouTube Tennis TV is the OFFICIAL live streaming service of the ATP Tour. Tennis TV features live streaming and video on demand of ATP tennis matches in full on PC, Mac, mobile & tablet apps on iOS & Android. Download the app to stream on your device: http://tnn.is/YouTube Plus Tennis TV is also available to stream tennis on your TV on Apple TV, Roku, Amazon Fire TV, Samsung Smart TV, LG Smart TV, Android TV, PlayStation 4, Xbox One and Chromecast. #tennis #tennistv #sports