California Gov. Arnold Schwarzenegger, down in the popularity polls and trying to regain his support, took up his other persona as a strongman Saturday at his annual bodybuilding competition. Fans shouted, "We love you, Arnold!" and "Arnold rules!" as Schwarzenegger entered the Greater Columbus Convention Center, one of the venues for the weekend's 2006 Arnold Sports Festival. The event combines a trade show, contests in several sports, and the centerpiece - the 18th annual Arnold Classic bodybuilding competition. Schwarzenegger stopped frequently to shake hands, pose for pictures and sign autographs as members of his California Highway Patrol security detail cleared...