(CNN)Rep. Liz Cheney has become an unexpected hero for Democrats. She was one of the few Republicans to vote to impeach President Donald Trump last year, has served as one of his most vocal critics in the GOP and is the vice chair of the House select committee investigating the January 6, 2021, insurrection at the US Capitol. But we shouldn't mistake adoring press coverage and bipartisan bona fides for popularity in the place where popularity matters most for Cheney: Wyoming. A look at the data reveals that Cheney should be regarded as the clear underdog in her efforts to...