Secret Service agents: Hillary is a nightmare to work with By Deroy Murdock “‘Good morning, ma’am,” a member of the uniformed Secret Service once greeted Hillary Clinton. “F— off,” she replied. That exchange is one among many that active and retired Secret Service agents shared with Ronald Kessler, author of “First Family Detail,” a compelling look at the intrepid personnel who shield America’s presidents and their families — and those whom they guard. Kessler writes flatteringly and critically about people in both parties. Regarding the Clintons, Kessler presents Chelsea as a model protectee who respected and appreciated her agents. He...