Fox News host and bestselling author Bill O’Reilly joined Breitbart News Sunday and discussed his fifth book on American history, Killing Reagan: The Violent Assault that Changed the Presidency. The cable news superstar preceded the writing of this book with his line of “killing” tales: Killing Lincoln, Killing Kennedy, Killing Jesus, and Killing Patton. In his latest episode O’Reilly, a graduate of the Harvard Kennedy school of Government, teamed with Martin Dugard to tell the epic story of how the 40th president of the United States came within a whisper of losing his life just 69 days into his presidency. What most people don’t understand, O’Reilly explained, is the profound trauma that the bullets fired from the gun of attempted assassin John Hinckley had on the 70-year-old Reagan. The miraculous thing about Reagan proved to be his effectiveness, despite the extreme physical hardship the President endured throughout his presidency as a result of the shooting. “He summoned the strength both physically and mentally not to overcome the wounds and the trauma, but to be effective despite of them. That is the real nobility. I had no idea Reagan had that kind of courage,” O’Reilly, a former high school history teacher,