SACRAMENTO — If the polls are correct, Gov. Schwarzenegger is on his way to a big win Tuesday. But is he popular enough to pull other Republicans across the finish line? In what is being billed nationally as the year of the Democrat, California might buck the trend. At least that's the hope of Republican strategists, who for weeks have talked about a so-called coattail effect: the theory that a big win for the popular Republican governor could mean good things for the GOP in other statewide races. Republican analyst Dan Schnur has even compiled a "coattail index." It says...