Influential Nigerian traditional ruler under probe

What did Emir of Kano Sanusi spend over 8 million dollars on?; The world's first vaccine against malaria to be introduced in Ghana, Kenya and Malawi; And we go to Paris to get African reaction to the first round of the French Presidential election.

(Photo: The emir of Kano Muhammadu Sanusi II sits in front of royal guards during his coronation as the 57th emir of the ancient Kano emirate on February 7, 2015. Credit: Aminu Abubakar / AFP / Getty Images)