By Brian Wacker, PGATOUR.COM WHITE SULPHUR SPRINGS, W. Va. ? Vijay Singh shot a 7-under 63 Thursday to take the lead at The Greenbrier Classic. Even he couldn?t believe it. ?Gosh, I don?t know where that came from,? Singh said. ?I?ve been playing pretty good golf for a while but just never got any scoring [...] More...