“I don’t fire people because of fake news and because of witch hunts,” Trump said in an interview with NBC News’ Kristen Welker. AdvertisementHe also said that he had confidence in Mike Waltz, his national security adviser, and Pete Hegseth, his Pentagon chief. Afterwards, The Atlantic published an article on the internal exchange, shocking the national security establishment. Mike Flynn, his first national security adviser, was pushed out after only a few weeks during the early phase of the Russia investigation. He’s also shown resistance to bowing to outside pressure, especially if it comes from the news media.