Seattle Times: Kevin Croswhite once appeared to have a promising future in Wisconsin Republican politics.
At 22, his résumé included work on several political campaigns and as a party field director during the 2012 presidential election.
Then last year, Croswhite made a perilous career move.
He went to work for the Energy and Enterprise Initiative, which proposes a carbon tax as a Republican prescription for combating climate change driven by the combustion of fossil fuels.
Since then, he has been tarred...