President of the United States Barack Obama greets Ms. Dawn Liberi (right), and U.S. Army Maj. Gen. Curtis Scaparrotti (left), after returning from a visit to Kabul to see Afghan President Hamid Karzai at Bagram Airfield, Afghanistan, Sunday evening. Liberi serves as the senior civilian representative and Scaparrotti as the commanding general for Combined Joint Task Force-82 and Regional Command East.