Ex-President Muhammadu Buhari has mourned the demise of Hajiya Hauwa’u Abubakar, mother of the Minister of Labour and Employment, Maigari Dingyadi. Buhari described the Labour minister’s mother as an inspiration to people in a statement by his spokesman, Garba Shehu, on Monday. The statement reads: “Former President Muhammadu Buhari has condoled the demise of Hajiya