he writes that john bolton's book is full of startling revelations that he should have told us sooner. joining us as well, malcolm nanceformer senior chief petty office in the united states navy who spent three decades in the intelligence community. he's also an msnbc terrorism analyst and author of "the plot to betray america, how team trump embraced our enemies, compromised our security and how we can fix it." david, good morning. let me start with you. >> good morning. >> not everything in bolton's book is a surprise. some of the texture and detail is new and interesting, but he says that he thinks donald trump committed more impeachable offenses than he was tried for in the united states senate, and he's actually a national security threat. fascinating that he had all this information and he didn't come forth with it when the entire country was clamoring to hear from him. >> fascinating is one word. shocking is another. i argued in reviewing bolton's book that he had a duty to share the information that he had about the president's misconduct and just general abuse of his office when it was being investigated. an i