From left, Col. Barry Diehl, left, the 21st Theater Sustainment Command’s Regional Support Element-United Assistance officer in charge, discusses information for an upcoming briefing with Col. Miguel Castellanos, the RSE-UA senior liaison officer, and Col. Paul Rosewitz, the RSE-UA operations officer, on the Intermediate Staging Base in Dakar, Senegal, Nov. 23. (U.S. Army photo by Sgt. 1st Class Alexander Burnett, 21st TSC Public Affairs)