Jerry Brown may have invented the so-called "canoe theory" of politics (paddle a little left, paddle a little right, end up in the center) but Arnold Schwarzenegger has probably come the closest to perfecting it. And this morning the two most recognizable faces in California government looked all the world like BFFs -- best (environmental) friends forever. The attorney general and the governor were there to announce the long-expected filing of a lawsuit against the U.S. Environmental Protection Agency for inaction on California's request to regulate auto emissions. For almost two years, the agency has been sitting on California's request...