Yusmeiro Petit is making the Giants' decision to start him instead of two-time Cy Young Award winner Tim Lincecum down the stretch look wise. Petit is also making a habit of shutting down the Diamondbacks. The right-hander pitched a four-hitter for his second career complete game, and San Francisco beat Arizona 5-1 on Tuesday night. Read more http://scores.espn.go.com/mlb/recap...=arizona-diamondbacks-vs-san-francisco-giants
