Serena Williams' and Bianca Andreescu's Coaches Talk Ahead of Women's US Open Final (September 6, 2019) FLUSHING MEADOWS, NY - Ahead of the women's final at the US Open on late Saturday afternoon, the coaches of Serena Williams and Bianca Andreescu spoke to the media about their upcoming match. Andreescu began her full time coaching relationship with Sylvain Bruneau in … [Read more...] about Serena Williams’ and Bianca Andreescu’s Coaches Talk Ahead of Women’s US Open Final