analyzed. let us please not try to speculate on what you could find out in fact in a couple of days. i understand the need for you to get out information, but let us not have our need to get out information overwhelm our good common sense to have accurate information out in the marketplace. let's not speculate. i heard a voice over here. >> what about reports this train hit a foreign object? >> i don't have complete certainty about two trains. i'm aware of a report about one train that has nothing to do with this incident at all. different place, different train, nothing to do with this tragedy here. that may have been stones or rocks. nothing to do with this particular incident. >> at the previous press conference you said you believe the conductor the engineer was speaking to investigators.