Serena Williams vs Roberta Vinci in a three-set epic! | US Open 2015 Semifinal

You will not want to miss this classic US Open match! Tennis legend Serena Williams takes on unseeded Roberta Vinci for a place in the US Open 2015 final. Williams is looking to win an historic calendar-year Grand Slam after winning the first three majors of the season. While Vinci is vying to book her place in her first ever Grand Slam final at the age of 32! One of these players will write their own piece of history, but who will it be? Don’t miss a moment of the US Open! Subscribe now!