Roger Federer says making a fashion statement is difficult, despite being friends with Anna Wintour. Speaking Thursday on the eve of his opening match at the Sony Open, Federer said he's already contemplating what to wear for the 2015 U.S. Open. ''It's kind of hard sometimes to put myself in the right mindset to know, am I going to like stripes in one and a half years?'' said Federer, with a smile. More...