It wasn't supposed to work this way. Much as Mitt Romney was supposed to cruise into the GOP presidential nomination, Texas Lieutenant Governor David Dewhurst was supposed to have an easy path to the U.S. Senate. Dewhurst, after all, has a been a loyal soldier to Governor Rick Perry for the better part of nine years. He's toed the party line, pushing the state Senate chamber into ever more conservative territory, and he had a limitless campaign fund from his own personal wealth. Now, state insiders assumed, was his time to move up the ladder.