SACRAMENTO - Typically in California, candidates for governor and lieutenant governor don't campaign as running mates -- but you would never guess it by watching Republicans Arnold Schwarzenegger and Tom McClintock lately. The 2006 campaign is still young, but Schwarzenegger, the incumbent governor seeking an uncertain re-election, and McClintock, a state senator from Ventura County running for lieutenant governor, look very much like a tag team. Personal friendship -- and political necessity -- have forged an alliance between the two that mirrors a presidential-vice presidential slate, with each shoring up the other's weaknesses. Schwarzenegger helps boost McClintock's visibility and fund-raising...