Colonel General Kurt Zeitzler talking to Adolf Hitler, prior to the revolt of Hitler's generals, circa 1944.Keystone | Hulton Archive | Getty ImagesFormer President Donald Trump complained to then-White House Chief of Staff John Kelly that American generals were not as loyal to him as he believed German generals had been to Nazi leader Adolf Hitler, according to a new book about Trump's tenure in office."You f----ing generals, why can't you be like the German generals?" Trump asked Kelly, a retired Marine Corps general, according to an excerpt published online Monday in The New Yorker of the upcoming book "The...