A Russian airliner carrying at least 62 passengers has crashed after vanishing from radar screens as it left a Moscow airport for the Urals. Media report said the Saratov Airlines An-148 regional jet was en route to the city of Orsk when it vanished. <br/><br/>An emergency services source has told Interfax news agency the plane crashed and there was "no chance" anyone could have survived. There were also six crew members aboard, the sources added.