This handout picture taken and released by the Vigili del Fuoco, the Italian fire and rescue service, on March 20, 2019 shows the wreckage of a school bus that was transporting some 50 children after it was torched by the bus' driver, in San Donato Milanese, southeast of Milan. - Italian police rescued some 50 children on March 20, 2019 after their driver threatened to torch their school bus which he doused with petrol, the authorities said. "It is a miracle, it could have been carnage. The police were outstanding, blocking the bus and getting the children off," said Milan prosecutor Francesco Greco, who added that he could not rule out a terrorist connection. (Photo by Handout / Vigili del Fuoco / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / VIGILI DEL FUOCO" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS ---