(Photo credit: Arianna Grainey) Pinch hitter Pavin Smith hit a two-run, walk-off homer with one out in the ninth and the Arizona Diamondbacks beat the New York Yankees 5-3 on Saturday in Phoenix on a night the franchise celebrated the 25th anniversary of their 2001 World Series victory over the Yankees. Ildemaro Vargas walked to lead off the ninth off Michael Fulmer (0-1), reaching base after he appealed th