Senior Airman Jessica Paulson, 97th Civil Engineer Squadron emergency management flight entry team member, radios in about information on the simulated contaminated area as part of the all hazards chemical, biological, radiological and nuclear response (ACR) training, July 25. The Altus AFB ACR team trains to maintain the certification that allows for the donning of appropriate personal protective equipment (PPE) and identify unknown agents with chemical, biological, radiological and nuclear hazards. (U.S. Air Force photo by Senior Airman Jesse Lopez / Released)