CNN: Newt Gingrich is amplifying his call for Secretary of State John Kerry to resign over his comments that climate change represents the biggest challenge of our generation.
"I think it's very troubling that our secretary of state believes that climate change is a greater danger than a nuclear war," Gingrich said Tuesday in an interview with CNNs Wolf Blitzer on The Situation Room.
The CNN Crossfire co-host and former House speaker took to Twitter on Monday night, writing that "Every American...