US Open Spotlight: Roberta Vinci defeats Serena (2015)

It was one of the most unthinkable upsets in US Open history in 2015 when Roberta Vinci defeated Serena Williams for a spot in the final. Happy Birthday to our 2015 finalist SUBSCRIBE to The US Open Tennis YouTube Channel: LIKE US Open on Facebook: JOIN the US Open Conversation on Twitter: FOLLOW US Open on Instagram: ADD US Open on Snapchat: usopentennis DOWNLOAD t