Tech. Sgt. Danielle M. Clark, center, 11th Civil Engineer Squadron section chief of emergency management, is surrounded by 11th Civil Engineer Squadron readiness and emergency managers as she explains what tools they will be using during the HAZMAT training on Joint Base Andrews, Md., Sept. 29, 2016. The purpose of the training is to prepare for a HAZMAT incident. Some of the tools used in the exercise included wrenches, ratchet straps, and metal chains. (U.S. Air Force photo by Airman 1st Class Valentina Lopez)