Not ISIS, oh no.

VIDEO: Bernie says there's an "enemy" out there, and that it's climate change. #TTT16 #DemDebate pic.twitter.com/k7FVUvv1vb

— MRCTV.org (@mrctv) April 15, 2016

But although Bernie ranted here, he still had no issue with chartering a private plane back and forth to Rome for a 24 hour photo-op to look presidential.