World Photos: Former Head of State, Abdulsalam Abubakar visits former President Shehu Shagari Joseph AnthonyJuly 10, 20160140 views Former Head of State, Abdulsalam Abubakar paid a courtesy visit to former President Shehu Shagari at his home in Sokoto state today July 10th. Sokoto state governor, Aminu Tambuwal was present during the visit.