The search for Malaysia Airlines flight MH370 by a U.S. exploration company has ended, the Malaysian government said Wednesday, with the tragedy remaining unsolved four years on.Malaysia's Transport Minister Anthony Loke Siew Fook said a Malaysia-led team of international aviation investigators will prepare a final report to be published in July on what has been dubbed the world's greatest aviation mystery.The Boeing 777 vanished on March 8, 2014, with 239 people on board, 40 minutes after taking off for Beijing from Kuala Lumpur International Airport.Under the agreement it entered into wit…READ FULL ARTICLE