Former President Olusegun Obasanjo and former Head of State Abdulsalami Abubakar pictured in Addis Ababa, Ethiopia.
Buhari is in Ethiopia for the 26th Ordinary Session of the African Union Assembly at the African Union Commission.
PHOTOS: Obasanjo, Abdulsalami Abubakar Joins President Buhari in Addis Ababa
