Watch highlights as Roger Federer defeats Stefanos Tsitsipas at the Dubai Duty Free Tennis Championships to lift his 100th tour-level title. Photo credit: Dubai Duty Free Tennis Championships 2019. Watch live tennis streams at http://www.tennistv.com. SUBSCRIBE: http://bit.ly/2dj6EhW WEBSITE: http://www.atptour.com/ FACEBOOK: https://www.facebook.com/ATPTour/ TWITTER: https://twitter.com/ATP_Tour INSTAGRAM: https://www.instagram.com/atptour/ RADIO: http://bit.ly/2Dictrm PODCAST: http://bit.ly/2NilRRn About the Official ATP Tour YouTube Channel: Here you will find the latest videos from the ATP Tour, including hot shots, highlights, behind the scenes footage, documentaries and more. The ATP Tour showcases the best of the best, competing in 63 tournaments across 4 surfaces, all to be No. 1. Find all the action from on and off the court right here.