the last known recorded call with the pilot was over the eye caned of caya in greece. now all we know is a desperate search for survivors in the sea off the coast of egypt. >> benjamin, they are confirming -- sources are confirming they believe this did crash in the ocean there. i have a question and i notice on a site called flight stats.com that gives status of flights around the world that this flight was originally scheduled to be a boeing 737, but that was the scheduled type of equipment and the actual was changed to be this air bus a320. any talk on why the plane may have been changed out? the original scheduled departure was 10:45 local time and it didn't take off until 11:09 local time. any reports on why there was a 25-minute delay in that flight taking off? >> i'm afraid that's the first we are hearing of that. that's news to us over here. we know the vice president of egypt air earlier said of the passengers on board there were three security staff. that has raised a few questions too. we are not the security personnel were doing on board and why there would