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In this photo provided by Russian Emergency Situations Ministry fire fighters and rescuers work at the crash site of a Russian passenger airliner near Kazan, the capital of the Tatarstan republic, about 720 kilometers (450 miles) east of Moscow, Sunday, Nov. 17, 2013. A Russian passenger airliner crashed Sunday night while trying to land at the airport in the city of Kazan, killing all people aboard, officials said. The Boeing 737 belonging to Tatarstan Airlines crashed an hour after taking off from Moscow. There were no immediate indications of the cause. (AP Photo/Russian Emergency Situations Ministry)

Plane crashes in Russia

Russian investigators on Monday combed through the charred fragments of a Boeing 737 jetliner as they tried to determine what caused its crash that killed all 50 people on board.



The plane belonging to Tatarstan Airlines crashed Sunday while trying to land at its home port in the Russian city of Kazan, the capital of the oil-rich province of Tatarstan. The son of the provincial governor and the chief of the local branch of Russia's main security agency were among the victims. (AP)