X, a military working dog, rides in a UH-1N Twin Huey helicopter over the National Capital Region, Aug. 19, 2015. Pilots from the 1st Helicopter Squadron flew the mission to get X better acclimated to helicopter noise and vibration. (U.S. Air Force photo/ Airman 1st Class J.D. Maidens)

Staff Sgt. Jacob Twaddle, 11th Security Support Squadron military working dog handler, calms X, a military working dog, during a training mission in the National Capital Region, Aug. 19, 2015. X practiced jumping into and out of the UH-1N Twin Huey helicopter and staying calm while in close proximity to the helicopter. (U.S. Air Force Photo/ Airman 1st Class J.D. Maidens)

X, a military working dog, jumps into a UH-1N Twin Huey helicopter on the flightline on Joint Base Andrews, Aug. 19, 2015. The 11th Security Support Squadron trains their working dogs around helicopters to acclimate them to the noise and vibration. (U.S. Air Force photo/ Airman 1st Class J.D. Maidens)

X, a military working dog, rides in a UH-1N Twin Huey helicopter over the National Capital Region, Aug. 19, 2015. Pilots from the 1st Helicopter Squadron flew the mission to get X better acclimated to helicopter noise and vibration. (U.S. Air Force photo/ Airman 1st Class J.D. Maidens)

X, a military working dog, rides in a UH-1N Twin Huey helicopter over the National Capital Region, Aug. 19, 2015. Pilots from the 1st Helicopter Squadron flew the mission to get X better acclimated to helicopter noise and vibration. (U.S. Air Force photo/ Airman 1st Class J.D. Maidens)