
American soldiers whose role is to assure the protection of the Mekong River cool off using their helmets. (Keystone-France/Gamma-Keystone/Getty Images)
Keystone-France/Gamma-Keystone/Getty Images
American soldiers whose role is to assure the protection of the Mekong River cool off using their helmets. (Keystone-France/Gamma-Keystone/Getty Images)
Keystone-France/Gamma-Keystone/Getty Images