ALARM RED! MOPP 4!
Senior Airman David Adams (right), 319th Communication Squadron radio technician, helps Senior Airman Jacob Kopriva, 319th CS personal wireless communication service manager, apply M9 tape during Chemical, Biological, Radiological and Nuclear training March 18 on Grand Forks Air Force Base, N.D. (U.S. Air Force photo by Airman 1st Class Amber Price)