A officer with the Joint Chiefs of Staff uncovers a planned military coup of the U.S. government and has only one week to prevent the takeover. A officer with the Joint Chiefs of Staff uncovers a planned military coup of the U.S. government and has only one week to prevent the takeover. A officer with the Joint Chiefs of Staff uncovers a planned military coup of the U.S. government and has only one week to prevent the takeover. A officer with the Joint Chiefs of Staff uncovers a planned military coup of the U.S. government and has only one week to prevent the takeover.