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:
US Navy NC Sailors from the engineering repair division perform jumping jacks during group physical training in the hangar bay of t. en PACIFIC OCEAN Nov Sailors from the engineering repair division perform jumping jacks during group physical training in the hangar bay of the aircraft carrier USS Ronald Reagan CVN Ronald Reagan