Admiral, Congressman, and Doctor Ronny Jackson's new book, Holding the Line: A Lifetime of Defending Democracy and American Values, is the story of a true American hero. Ronny served as one of my senior advisors and as my personal physician. He was at my side as I fought hard for every day Americans and to drain the swamp in D.C. He is a patriot who is not afraid to lay it all on the line to "Save America". His bestselling book is out and is a must read!