President Obama speaks about national security on May 23, 2013, at the National Defense University at Fort McNair in Washington as CODEPINK founder Medea Benjamin shouted at him from the back of the auditorium. (Associated Press)

Photo by: Carolyn Kaster

President Obama speaks about national security on May 23, 2013, at the National Defense University at Fort McNair in Washington as CODEPINK founder Medea Benjamin shouted at him from the back of the auditorium. (Associated Press)