On Thursday, July 17, a Malaysian jetliner crashed in eastern Ukraine while on its way from Amsterdam to Kuala Lumpur. U.S. officials say American intelligence authorities believe a surface-to-air missile took down the plane. This is the second tragedy to hit Malaysia Airlines this year. Its Flight 370 disappeared on March 8 while en route from Kuala Lumpur to Beijing. It has not been found, but the search has been concentrated in the Indian Ocean west of Australia.