Utah Senate Majority Leader Sheldon Killpack, a proponent of tough drunken-driving laws whose father was killed by a drunken driver, was booked into jail Friday morning on suspicion of driving under the influence. The incident is a blow to one of the state's brightest Republican stars, who had made a rapid rise through the Senate leadership, become the public face of the GOP majority, and had been widely discussed as a potential candidate for governor. It remains to be seen if Killpack can hold onto his leadership position or his Senate seat -- or if he will even try. "There...