What began as a poaching allegation against Montana Congressman Denny Rehberg’s staffer Randy Vogel has turned into something far weirder. I will try to simplify what I’ve read in news reports and press releases. • News surfaces that Vogel was charged with poaching a young bull elk in Madison County a day after being named Reberg’s state director. • Rehberg’s Democratic opponent, Dennis McDonald, sends out an e-mail questioning whether the congressman knew about the allegation before…