Several passenger plane crashes have occurred worldwide this year, including a Wednesday morning Azerbaijan Airlines wreck that has left dozens feared dead.

The black box from the Azerbaijan Airlines crash in Kazakhstan, believed to have been caused by a Russian missile, is being sent to Brazil for investigation, Kazakh authorities reported on Dec. 29. Kazakhstan’s decision aligns with Azerbaijan's call for a transparent probe into the crash,

Black boxes from plane crash will be delivered to Aeronautical Accidents Investigation and Prevention Center (CENIPA) in Brazil, says Kazakh Transport Ministry - Anadolu Ajansı