This image was acquired from
flickr. 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:
blackandwhite monochrome cloud sky outdoor black and white PS Photograph shows the close coordination of U.S. Marine Air and Ground units during recent fighting with Chinese Communists in Korea. U.S. Marines move forward after effective close support of their air units have flushed the enemy from their hillside entrenchments. Billows