Corker: ‘I Have No Idea’ Why Trump Can’t Evolve on Putin and Russia

EXCERPT:

GEIST: "Why, senator, do you suspect Donald Trump has not evolved in this one area, at least? Because as you said, he has come around to a position --"
BRZEZINSKI: "He was pushing back."
GEIST: "-- you probably find better on China and Israel and places like that."
CORKER: "Yeah. Right."
GEIST: "What is it about Russia?
CORKER: "I have no idea and I think that's why I think it’s important for us to not have suspicions. I mean, what you’re -- what you're basically asking is, is there something else there that we don’t know?"