Detailed report on MH370 disappearance fails to explain mystery（5）

Kok Soo Chon (2nd R), head of the Malaysian International Civil Aviation Organization Annex 13 Safety Investigation Team for MH370, speaks at a press conference in Putrajaya, Malaysia, July 30, 2018. A detailed report on the disappearance of Malaysia Airlines flight MH370 in 2014, released by a safety investigation team Monday, failed to determine the cause behind the mishap and left many questions unanswered due to lack of evidence. (Xinhua/Chong Voon Chung)