A distraught woman struggles to overcome a wall of silence to find out the truth about her soldier son's death during the Vietnam War. As revelations about his accidental shooting emerge, the mourning mother launches a crusade against America's involvement in the conflict. Drama based on a true story, starring Carol Burnett, Ned Beatty, Sam Waterson and Dennis Erdman.

In March 1970, a U.S. Army officer arrived at the Iowa farm of Peg and Gene Mullen and informed them that their son Michael had been killed in Vietnam by "friendly fire." Their determined attempts to learn more about the circumstances of their son's death are the subject of this true account film.