A look at what's happening all around the major leagues today:____HOW THE WEST IS WON?The Giants and Dodgers begin a pivotal three-game series in the NL West with RHP Jake Peavy (4-6, 4.21 ERA) scheduled to face Los Angeles LHP Brett Anderson (8-8, 3.36) at Dodger Stadium. The banged-up Giants trail the first-place Dodgers by 3 1/2 games but expect to get back SS Brandon Crawford (tight left oblique).