Nigeria's President Goodluck Jonathan (2nd R) listens as Lagos State Governor Babatunde Fashola (R) speaks at the site of a plane crash at Iju-Ishaga neighbourhood, Lagos June 4, 2012. The president declared three days of national mourning and ordered an investigation into the cause of Sunday's accident, in which a McDonnell Douglas MD-83 flown by privately owned domestic carrier Dana Air crashed into the iron roof of an apartment block in the Lagos residential suburb of Agege. REUTERS/Akintunde Akinleye(NIGERIA - Tags: DISASTER POLITICS)