Nigeria's pensions system is in a mess. It leaves some elderly people penniless after decades of hard work, but it grants some politicians generous retirement packages. Pension payments are held up by corruption and inefficiency, and it is the elderly who pay the price. Reporter Yemisi Adegoke meets the retired Nigerians struggling to survive and travels to Cross River State to meet the Ghost Pensioners, who the state declared dead and deprived of their pensions.