Photo: Win McNamee/Getty Images The MAGA movement remains a dangerous force in American life, but it has never been weaker. Nobody embodies this dark impotence quite like Defense Secretary Pete Hegseth . The former Fox News host isn’t remotely qualified to head the Pentagon as his testimony in front of Congress this week made clear: Preening, obstinate, and plenty pathetic, he couldn’t muster anything close to a logical defense for the war in Iran. Hegseth isn’t the architect of this conflict —