2012 U.S. Open Preview (Day Four)
Day Four of the 2012 U.S. Open will feature a number of top seeds still in the draw, as top-seeded Roger Federer will continue his quest for U.S. Open glory as he faces Germany’s Bjorn Phau under the lights at 7:00 p.m. EST at Arthur Ashe Stadium. Following Federer-Phau and closing out the nightcap, sixth-seeded German Angelique…

