This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
An emergency barricade is raise aboard USS John C. Stennis. . TH FLEET AREA OF RESPONSIBILITY March Sailors raise the emergency barricade during flight deck drills aboard the aircraft carrier USS John Stennis CVN John Stennis is deployed to the th Fleet area of responsibility conducting maritime security operations theater security