These three Marine aviators were responsible for shooting down 46 Japanese fighters over Guadalcanal. From left to right: Major John L. Smith, Major Robert D. Galer, and Captain Marion E. Carl pose for a photo after being awarded Navy Crosses for their actions. Major Smith would later be awarded the Medal of Honor.Guadalcanal, 1942

Marine aviators Guadalcanal, 1942

Private Francis M. Hall with his Doberman Pincher on Iwo Jima, March 1945.

Iwo Jima war dog

Marines check supplies of food and ammunition in one of the many caves that dotted the hills of Saipan Island. Numerous caves, carved into the limestone or coral rock, were used as storerooms, while others functioned as fortresses of resistance that allowed the Japanese to hold out for days after the island was secured.Saipan, 1944