Russian fighter jet crashes into building in Siberia, killing 2 pilots

Read MoreRegional authorities say a Russian warplane fell on a residential building in the Siberian city of Irkutsk, killing both crewmembers but causing no casualties on the ground.Regional authorities say a Russian warplane fell on a residential building in the Siberian city of Irkutsk, killing both crewmembers but causing no casualties on the ground.