Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)

Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)

Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)

Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)

Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)

Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)

Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)

Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)

Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)

Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)

Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)

Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)

Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)

Airmen participate in Exercise Polar Force 17-4 at Joint Base Elmendorf-Richardson, Alaska, April 6, 2017. During the routine training exercise, Airmen donned Mission Oriented Protective Posture gear and engaged in various scenarios which tested their ability to handle real-world situations. (Photo by Airman 1st Class Valerie Monroy)