My understanding was that the problem wasn't their termination, which every president does, but the fact that he denied them any sorts of extensions. Am I incor

My understanding was that the problem wasn't their termination, which every president does, but the fact that he denied them any sorts of extensions. Am I incorrect? See this article: https://www.nytimes.com/2017/01/05/us/politics/trump-ambassadors.html https://www.nytimes.com/2017/01/05/us/politics/trump-ambassa...