Maj. Gen. Darryl A. Williams responds to reporters during a news conference in Monrovia, Liberia, Oct. 2. Williams is the commander of U.S. Army Africa. USARAF personnel are in Liberia participating in Operation United Assistance, an international effort to fight an Ebola outbreak in the region. The U.S. Agency for International Development is the lead U.S. Government organization for Operation United Assistance. U.S. Africa Command is supporting the effort by providing command and control, logistics, training and engineering assets to contain the Ebola virus outbreak in West African nations.