Cameroon is holding a national day of mourning after the derailment which killed at least 79 people and injured hundreds. Paul Chapman reports.
PLEASE NOTE: EDIT CONTAINS MATERIAL WHICH WAS ORIGINALLY 4:3 Cameroon President Paul Biya returned to the capital on Sunday in the wake of Friday's train derailment. Monday's been declared a national day of mourning for the 79 confirmed to have died. About 500 more were injured when the passenger train left the tracks at Eseka. The president sent a message of condolence on his official Facebook page on Saturday and wished the injured a speedy recovery. Arriving back in the country on Sunday he said a full investigation would be carried out to find out what went wrong. The collapse of part of a major highway because of heavy rain meant the train was carrying more passengers than usual.