Flt. Lt. Andrew Wolfe, 607 Squadron (County of Durham) logistic officer, talks with Brig. Gen. Russ Walz, South Dakota National Guard director of joint staff, and Col. Gregory Lair, 114th Fighter Wing vice-commander, during his visit as part of the Military Reserve Exchange Program. MREP is a reciprocal exchange program which provides Guard and Reserve members, both officer and enlisted, the opportunity to train with select foreign allied nations and gain a better understanding how foreign powers operate. (U.S. Air National Guard photo by Tech. Sgt. Luke Olson/Released)