TWENTYNINE PALMS, Calif. – Marines with Combat Logistics Battalion 453, Combat Logistics Regiment 4, 4th Marine Logistics Group, Marine Forces Reserve, place air conditioners in a forward battalion aid station during Integrated Training Exercise 4-17, in Twentynine Palms, California on June 21, 2017. The Marines prepared the aid station for the 2nd Battalion, 25th Marine Regiment, 4th Marine Division, MARFORRES, final battalion exercise of Integrated Training Exercise 4-17, helping decrease the risk of heat causalities throughout the training evolution.