NBC's Chuck Todd noted supposed parallels to the killer's rhetoric, and asked: "When the president uses the term 'invaders,' does that dehumanize to the point where it can get misused?"
"But just as important as what we are going to do this hour is what we're not going to do," Mr. Todd said. "We're not going to debate climate change, the existence of it. The Earth is getting hotter. And human activity is a major cause, period. We're not going to give time to climate deniers. The science is settled, even if political opinion is not."