conversations taking place between the two of them. in the hearing to confirm trump's new ambassador to saudi arabia, republican senator marco rubio had this to say about the assad crosaudi crown prince. >> he is reckless. he's ruthless. confrontation in his foreign policy approach and i think increasingly willing to test the limits of what he can get away with with the united states. he's gone full gangster. it's difficult to work with a guy like that, no matter how important the relationship is. >> what does it mean for someone with access to top-level security information to be meeting with a world leader who has gone full gangster? i'll ask msnbc counterterrorism and intelligence analyst malcolm nance that question next.