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:
PSU TRAINING DVIDS. en CAMP PENDLETON Calif Dec Coast Guard Petty Officer Jose Espinoza from Santa Tecla El Salvador examines notes on first aid procedures in the Marine Corps outdoor classroom Students attending the weeklong combat skills training course here were exposed to the elements all day and night completed written tests