Former President Goodluck Jonathan, ex-Vice President and presidential candidate of the Peoples Democratic Party, Atiku Abubakar, his counterpart in the All Progressives Congress, Bola Tinubu, on Friday congratulated the President, Major General Muhammadu Buhari (retd.), on the occasion of his 80th birthday. Jonathan, in a goodwill message by his Special Adviser on Media, Ikechukwu Eze,