"If the FBI and the CIA and 14 other intelligence agencies had been talking to each other, most of us feel that the attack would have been prevented."

"The facts are very, very disturbing because it looks like he was unhinged at times. And that's scary in an American president....Look, a lot of the things Donald Trump did as president I supported. But this presents a human being that is not fully in control of himself, let alone the country. If this is all accurate, then it's very, very disturbing."