Newly-elected AU chairman, Ethiopia's Prime Minister Hailemariam Desalegn (L), and the chairperson of the African Union Commission (AU) Nkosazana Dlamini-Zuma attend the closing of the 20th Summit of Heads of State and Government of the AU in Addis Ababa, Ethiopia, on Jan. 28, 2013. (Xinhua/Meng Chenguang)

Newly-elected AU chairman, Ethiopia's Prime Minister Hailemariam Desalegn attends a press conference in Addis Ababa, Ethiopia, on Jan. 28, 2013. The 20th Summit of Heads of State and Government of the AU wrapped up on Monday. (Xinhua/Meng Chenguang)

Newly-elected AU chairman, Ethiopia's Prime Minister Hailemariam Desalegn (R), shakes hand with the chairperson of the African Union Commission (AU) Nkosazana Dlamini-Zuma at the closing of the 20th Summit of Heads of State and Government of the AU in Addis Ababa, Ethiopia, on Jan. 28, 2013. (Xinhua/Meng Chenguang)