A crane removes the wreckage of a coach which plunged off a viaduct near the southern town of Avellino July 29, 2013. Thirty-nine people were killed and around 10 injured when the bus plunged off a viaduct in southern Italy in what Prime Minister Enrico Letta described on Monday as a huge tragedy. REUTERS/Ciro De Luca (ITALY - Tags: DISASTER TRANSPORT TPX IMAGES OF THE DAY)