MOSCOW — A Russian Antonov military cargo plane crashed Tuesday on the border between Russia's Tula and Oryol regions, killing all 11 crew members aboard, the Itar-Tass news agency reported.Itar-Tass cited a source from the Russian Defense Ministry's information department as saying the An-22 plane had been flying from Voronezh to Tver when it disappeared from radar screens.The news agency quoted a Russian law enforcement official as confirming all 11 crew members were dead.