(From left) U.S. Air Force Senior Airman Lauren Yancey, and Chantal Hogue, 20th Civil Engineer Squadron emergency management apprentices, and Senior Airman Jordan Gagne, 20th Aerospace Medicine Squadron bioenvironmental engineering journeyman, assess their gages while checking for simulated hazardous chemicals during an integrated base emergency response capability training at Shaw Air Force Base, S.C., Dec. 9, 2014. The Airmen worked together to assess the spread of simulated chemicals while being evaluated on their performance. (U.S. Air Force photo by Staff Sgt. Kenny Holston/Released)

(From left) U.S. Air Force Senior Airmen Chantal Hogue and Lauren Yancey, 20th Civil Engineer Squadron emergency management apprentices, and Senior Airman Jordan Gagne, 20th Aerospace Medicine Squadron bioenvironmental engineering journeyman, participate in an integrated base emergency response capability training exercise at Shaw Air Force Base, S.C., Dec. 9, 2014. The three Airmen were the initial entry team, the first to enter the simulated contaminated area to test for hazardous material. (U.S. Air Force photo by Airman 1st Class Jensen Stidham/Released)

U.S. Air Force Senior Airman Chantal Hogue, 20th Civil Engineer Squadron emergency management apprentice, adjusts her mask during an integrated base emergency response capability training at Shaw Air Force Base, S.C., Dec. 9, 2014. During the exercise, Hogue and two other Airmen acted as the initial entry team in response to a simulated chemical attack. (U.S. Air Force photo by Airman 1st Class Michael Cossaboom/Released)

U.S. Air Force Airman 1st Class Cynthia Romero, 20th Civil Engineer Squadron emergency management apprentice, examines her gear during an integrated base emergency response capability training at Shaw Air Force Base, S.C., Dec. 9, 2014. The 20th CES emergency management flight and the 20th Aerospace Medicine Squadron bioenviromental flight were tested on their abilities to react and work together in the event of a chemical attack were to happen on base. (U.S. Air Force photo by Airman 1st Class Michael Cossaboom/Released)

U.S. Air Force Senior Airman Chantal Hogue, (left) and Senior Airman Lauren Yancey, both 20th Civil Engineer Squadron emergency management apprentices, prepare to respond to a simulated terrorist attack during an integrated base emergency response capability training at Shaw Air Force Base, S.C., Dec. 9, 2014. Airmen who participated were challenged to respond to a simulated terrorist attack scenario and were evaluated on their performance. (U.S. Air Force photo by Staff Sgt. Kenny Holston/Released)

U.S. Air Force Senior Airman Chantal Hogue, 20th Civil Engineer Squadron emergency management apprentice, has her vital signs taken by 20th Aerospace Medicine Squadron medical technicians during an integrated base emergency response capability training exercise at Shaw Air Force Base, S.C., Dec. 9, 2014. Before suiting up in contamination gear, each of the three Airmen who were a part of the initial entry team had their vital signs taken before and after walking through the contaminated area. (U.S. Air Force photo by Airman 1st Class Jensen Stidham/Released)