ThinkProgress: After nearly three hours, CNN`s Republican presidential debate came to a close on Wednesday night with only one mention of human-caused climate change. The answers went on for about three minutes before debate moderator Jake Tapper abruptly changed the topic to vaccines.
The question, though, was framed in an interesting way: Ronald Reagan`s own secretary of state, George Shultz, has advocated for some kind of action on climate change, just as an "insurance policy." Tapper asked, why not follow...