KAREN KHACHANOV is a powerful 21 years old from Russia. As you will see in this practice session, he can produce incredible racquet head speed at the impact. He is presently 48th in the world. ★☆★ SUBSCRIBE TO OUR YOUTUBE CHANNEL ★☆★ Subscribe here: https://www.youtube.com/user/tennisac... ★☆★ FOLLOW OUR TENNISACADEMY101 COMMUNITY ★☆★ FACEBOOK: http://www.facebook.com/tennisacademy101 TWITTER: https://twitter.com/tennisacademy01 INSTAGRAM: https://instagram.com/tennisacademy101 For more HD Videos of Pros in Action and Tutorials each week be sure to SUBSCRIBE to our TennisAcademy101 Youtube Channel. Send us your comments, we love to hear from you . If you have suggestions, please let us know. For business inquiries email: tennisacademy101@yahoo.ca 🎾 Know Better • Play Better!