At pilot suicide by plane. there were 24 since 1993 but out of 7,220 flights, which is less than 1%. so we're still talking -- >> for a less. >> we're still talking tiny numbers. you have to remember one out of every ten people at some point in their life may suffer depression. and that's not even talking about a high-stress job. we're just talking about li lodge -- biologically biologically, people get depression. >> and the way that depression or even the suicidal impulse comes on you. when folks hear suicidal they think you are just low. but no not always. is it more of a spiking impulse wh...