Bianca Andreescu, 19, Defeats Serena Williams in U.S. Open Women's Singles Final
Photo: Rob Prange/Shutterstock; Larry Marano/ShutterstockSerena Williamslost to Bianca Andreescu on Saturday in the2019 U.S. Open women’s singles final.The 19-year-old Canadian tennis star won 6-3, 7-5, as she led the momentum of the entire match in her first-ever U.S. Open final. Just last month, Andreescu defeated Williamsat the 2019 Rogers Cupwhen the veteran player was forced to retire.Andreescu, from Mississauga, Ontario, becomes the first Canadian player ever to win a Grand Slam singles title....