with a broad brush. but there's the practical -- people probably are not eating well, sleeping well, they can collapse from fatigue, obviously as you see there. there's more than that, though. the cortisol levels in your body, the stress hormones, on a regular basis they go up and down. it's a natural cycle. in a situation like this, the levels don't really come down as much so you have an increased heart rate, increased blood pressure and you're also on edge and that may manifest by looking at usually harmless threats and perceiving them as more dangerous. these can be some of the manifestations. i should point out, jim, this is a period immediately after this missing plane went missing what they call a heroic effort that despite everything that you see there, they feel like the entire world is focused on this. they are paying attention. they are helping our families look for our lived ones and that can buoy up their feelings but