Documentary reveals new details about military unit tasked with rescuing 52 Americans in Iran

A new documentary about a clandestine U.S. Army group that was tasked with rescuing 52 American hostages in Iran airs Monday night on the Smithsonian Channel. “America’s Hidden Stories: Birth of Shadow Ops” is reported and hosted by CBS News’ senior investigative correspondent Catherine Herridge. She joins “CBS Mornings” for a preview.