Lance CPL. Roberts gives classes on the setup of the US Embassy in Monrovia, Liberia, on the O-2 deck of the USS PONCE (LPD-15) during its transatlantic voyage. The Special Purpose Marine Air-Ground Task Force (SPMAGTF) Liberia, a II Marine Expeditionary Force unit from Camp Lejeune, NC, will take over the duties of the 22nd Marine Expeditionary Unit at the US Embassy in Monrovia, Liberia. The SPMAGTF is commanded by COL. T. L. Corwin