The Russian government has warned against promoting “hypotheses” on the causes of the crash of a passenger plane bound for Russia that resulted in the deaths of 38 people in Kazakhstan on Wednesday, a

MOSCOW -- The second black box was found at the plane crash site near Aktau, Russian media reported Thursday citing a Kazakh official. Law enforcement agencies of Russia and Azerbaijan will participate in the investigation of the plane crash, the report added.

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

The Azerbaijan Airlines plane that crashed near Kazakhstan's Aqtau on Christmas Day - while en route from Baku to Grozny in Russia - may have been "accidentally struck" by a Russian surface-to-air missile or antiaircraft fire.

A passenger plane flying from Azerbaijan to Russia with 67 people on board crashed in Kazakhstan Wednesday, authorities said.

RUSSIA downed a passenger plane over Kazakhstan on Christmas Day killing 38 in a fireball crash, according to government sources. An initial investigation by the Azerbaijani government reportedly

Azerbaijan held a day of mourning on Thursday for the dozens of victims of an airliner crash in Kazakhstan, as questions were being asked over the cause of the disaster.

After 38 people died in the crash, some experts said the plane may have been accidentally shot by Russian air defense systems in an area where Ukrainian drone activity had been reported.

Azerbaijan is observing a nationwide day of mourning for the victims of the air crash that killed 38 people and left all 29 survivors injured as speculation mounted about a possible cause of the crash that remained unknown.

The official cause of the crash of a Russia-bound Azerbaijani plane in Kazakhstan on Wednesday that killed 38 of the 67 people on board is still unknown.

ASTANA, December 26. /TASS/. The Azerbaijan Airlines’ passenger plane had made two attempts to land at Kazakhstan's Aktau airport, where everything was ready, but communication with the liner was lost and its crash followed, Kazakhstan’s Minister of Transport Marat Karabayev has said.