Investigators released a report on missing Malaysia Airlines flight MH370 on Monday, saying the Boeing 777's controls were likely deliberately manipulated to take it off course but they were not able to determine who was responsible. The 495-page report draws no conclusion about what happened aboard the plane that vanished with 239 people on board en route to Beijing from Kuala Lumpur on March 8, 2014, leaving one of the world's greatest aviation mysteries unsolved. "The answer can only be conclusive if the wreckage is found," Kok Soo Chon, head of the MH370 safety investigation team, told reporters. On May 29, Malaysia called off a three-month search by US firm Ocean Infinity, which spanned 112,000 sq km (43,243 sq miles) in the southern Indian Ocean and ended with no significant findings. It was the second major search after Australia, China and Malaysia ended a fruitless A$200 million (£112.06 million) search across an area of 120,000 sq km (46,332 sq miles) last y