Marine Corps chemical, biological, radiological and nuclear defense specialists put on hazardous material suits during a training exercise on Marine Corps Air Station Miramar in San Diego, April 30, 2013. Marine Corps chemical, biological, radiological and nuclear defense specialists put on hazardous material suits during a training exercise on Marine Corps Air Station Miramar in San Diego, April 30, 2013. SHARE: Download: Full Size (0.84 MB) Tags: Photo Essays Credit: VIRIN: 902321-J-NST22-394.jpg Photo Gallery