America's oldest law enforcement agency, the United States Secret Service, has never been exposed like this before. The Secret Service has made many headlines t

After conducting exclusive interviews with more than one hundred current and former Secret Service agents, bestselling author and award-winning reporter Ronald

NEW YORK TIMES BESTSELLER • “Ron Kessler appears to get everything first.”—Slate As in a play, presidents, vice presidents, and presidential candidates

NEW YORK TIMES BESTSELLER • “This is one of those books that will go down as the seminal work—the determinative work—in this field. . . . Terrifying.”

Meet Jerry Parr. In 1981, he was the agent standing next to Ronald Reagan when John Hinckley, Jr., stepped out of the crowd, intent on killing the president. In