5 things to know about Canadian tennis champ Bianca Andreescu

Ontario teen Bianca Andreescu made history Saturday by becoming the first Canadian to win a Grand Slam singles title, after beating Serena Williams at the U.S. Open. Here's five things to know about Canada's newest tennis champion.  Titles, titles, titles Andreescu has the most titles of any Canadian in the modern history of the Women’s Tennis Association, with three tournament wins: Indian Wells, the Rogers Cup and the U.S. Open. The 19 year old won all three titles this year. Romani