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,

The flight recorders of the Azerbaijan Airlines aircraft that crashed at the airport in Aktau, Kazakhstan, will be sent to Brazil for decoding. Source: Ministry of Transport of the Republic of Kazakhstan on Telegram Quote: "According to the standards of Annex 13 of the Chicago Convention,