Authorities: Russian plane crash not caused by explosion

Investigators said that the Russian plane which crashed into the Black Sea, killing all 92 people on board, was not caused by an explosion. Russia's Lt. Gen. Sergei Bainetov noted that the cockpit rindicated a situation was unfolding on the plane. Bainetov didn't provide any details regarding what caused the crash, but said that it was likely to be several factors. The plane crashed only 70 seconds after take off and was traveling roughly 230 miles an hour. The crash killed nearly all of the Alexandrov Ensemble, a well known music group around the world.