Police arrest four over teen killing

(ANSA) - Napoli, January 20 - Police on Friday were executing four arrest warrants over the killing of 17-year-old Gennaro Cesarano in Piazza San Vincenzo in the Rione Sanità district on September 6, 2015, sources said. Cesarano's family denied that the boy had any links to the city's Camorra mafia and had called for the killers to turn themselves in.