Should California be allowed to set its own emissions standards? Twitter poll results

Smog over Los Angeles, courtesy Flickr user steven-bussLast week, a battle between California and the EPA came to a head when the state filed a lawsuit against the federal agency. The state, along with 16 other states, opposes an EPA move to walk back emissions standards that requires cars to continue getting better fuel economy after 2021. We'd like to have our readers weigh in on our weekly Twitter...