A new book quotes former Joint Chiefs of Staff Gen. Mark Milley expressing concern that former President Donald Trump was planning a coup after losing the election. Trump has denied the claim. WATCH THE FULL EPISODE OF 'WORLD NEWS TONIGHT': https://bit.ly/3uHCDO5 WATCH OTHER FULL EPISODES OF WORLD NEWS TONIGHT: http://abc.go.com/shows/world-news-tonight WATCH WORLD NEWS TONIGHT ON HULU: https://bit.ly/3iQLwPp #DonaldTrump #GeneralMarkMilley #Coup #USmilitary