Image provided by Ipora's Road Police shows a bus and a truck on fire at the site of a major road accident on a highway in the state of Parana, Brazil, on Oct. 31, 2016. At least 20 people were killed and several injured during a collision of a bus and a truck in Brazil's south state of Parana on early Monday morning, according to an official source. (Xinhua/Ipora's Road Police)