article_snippet: the pilot then knocks on the door, again getting no reply.
article_snippet: - Air traffic controllers get no response from the plane after they attempt to make contact.
article_snippet: Air Traffic Control at Marseille asked for a distress signal, but there was still no response, said Mr Robin.
article_snippet: Air Traffic Control at Marseille asks other planes to contact this Airbus and no answer is forthcoming. '
article_snippet: No answer was received despite numerous calls from the tower.'
article_snippet: No answer was received despite numerous calls from the tower. '