WASHINGTON – If all politics are local, don't tell that to Jimmy Higdon. Higdon, a Republican from Kentucky, won a state Senate seat in December in a largely Democratic district with an unlikely strategy: He nationalized his race, warning of one-party rule by featuring Democratic House Speaker Nancy Pelosi's pictures in his television advertisements and campaign literature. Higdon, who was outspent by a 4-to-1 ratio, is glad she's so unpopular. "It worked for me. … And I'm really happy that I had a good team that recognized that," he said. "Because that's not something I would have dreamed up." Expect...