Roberto Saviano's controversial book "Gomorra" exposed the dealings of the Casalesi family, part of Naples' all-powerful Camorra crime ring. In retaliation, clan bosses put out a contract on his head. He now lives under police protection. Some say Saviano brought this on himself. Last year his book was made into a movie, with Saviano helping to write the script. He spoke to euronews in Barcelona, under tight security.