SYDNEY, Rajab 7, 1437, Apr 14, 2016, SPA -- Twelve people, including three children, have been killed after their light plane crashed in a remote part of Papua New Guinea, AP reported. Papua New Guinea's Western Provincial Police Commander Joseph Puri said the fixed-wing aircraft was approaching an airport in the port town of Kiunga in the country's west on Wednesday afternoon when it crashed into a shallow swamp. Air crash investigators were trying on Thursday to determine what caused the accident. --SPA 10:46 LOCAL TIME 07:46 GMT www.spa.gov.sa/w