we were able to lose sight of this aircraft, this airspace? can you talk a little about that? >> sure. the aircraft actually went off the radar screens literally, i suppose, as you know, in between the handoff from the malaysian air traffic control and the air traffic control there in vietnam. so it was almost depending how you look at it, the worst place to lose track of an aircraft. whether or not that tells us a whole lot about what was going on in the cockpit, i don't really know. you've already been talking about some of the things, some of the indications we've got about the path of the aircraft and what that means about how it was being controlled. i have to agree that for better or worse, those actions don't really tell us a whole lot about narrowing down the possible search area. it's a very unsatisfying answer and especially for the people that want to know, and that have family members on the flight. i suspect it's going to be a long time before we're able to narrow down that search area and find some physical evidence on the ground. >> i mean, greg, every morning i wake up and say, today we're