Michael D'Antonio is the author of the book " Never Enough: Donald Trump and the Pursuit of Success " (St. Martin's Press). As President, Trump has continued to act as the tough guy. A frustrated President let it be known that members who opposed him would face tough primaries in the next election. Confronted with the health care defeat, he lashed out, saying the Republicans, who are fully in charge of Washington, should "let Obamacare fail." Follow CNN Opinion Join us on Twitter and FacebookThe provocative radio personality Howard Stern, on whose show Trump appeared multiple times before his election, predicted Trump would suffer in office.

Source: CNN July 19, 2017 20:23 UTC