U.S. Marines with Marine Unmanned Aerial Vehicle Squadron 2 conduct post-recovery procedures during Frozen Reindeer in Rena, Norway, May 31, 2018.  [maxgallery id="117972"] Frozen Reindeer is a training exercise designed to build flight and ground proficiency in cold weather environments. RENA, NORWAY 05.31.2018 Photo by Sgt. Joselyn Jimenez  2nd Marine Aircraft…