Three U.S. aircraft struck by Iranian fire during search for missing F-15 pilot

Tonight, the US military in a dangerous race against time to find a service member who was in an F-15E Strike Eagle when it appears to have been shot down by Iran, according to a US official. A second airman, the official says, was rescued alive and taken out of the country for medical treatment. Iranian state TV says these photos show wreckage of the American fighter jet.Weapons experts confirmed to NBC News the photos appear to show an F-15. It's the first time a manned US aircraft has been shot down behi ...