From left: Emir of Kano, Alhaji Muhammadu Sausi II, Secretary to the Government of the Federation, Mr. Boss ustapha, Founder, Aliko Dangote Foundation, Alhaji Aliko Dangote, Founder, Bill and Melinda Gates Foundation, Mr. Bill Gates and Vice President Yemi Osinbajo, during a special expanded National Economic Council meeting, at the State House, in Abuja yesterday Photo: Tidzalla Zacchaeus