U.S. Air Force Chief Master Sgt. Nick McCaskill was killed in action while in Afghanistan on April 6, 2013. Members of the 82nd Expeditionary Rescue Squadron (ERQS) organized the Memorial Mash on Camp Lemonnier, Djibouti, April 6, 2014 in remembrance of the one year anniversary of McCaskill’s death. More than 70 people, split into 18 teams, competed in the event, which consisted of a total of 1,010 repetitions between 11 exercises. The repetitions symbolized McCaskill’s operating initials, a unique “XX.”