>> this the worst situation i've been in. >> reporter: what happens to your hands after that crash? >> they're sweaty. you can see it. in all the years i've been flying a simulator, never seen an airplane hit the ground. we recover the airplane before that happens. >> reporter: so that was unthinkable. for you. >> yeah. hard to see. >> reporter: roger takes us through a manual scenario explaining the germanwings pilot likely did not do this based on the control descent. >> pull up. >> reporter: it's uncomfortable. >> pull up. >> let's just come out of this. get out of this. >> pull up. >> no need to take it. >> reporter: even in the simulator in a scenario we've asked him to do for the purposes of this story, this pilot cannot stand it. does it exceed pilot instinct? is it human instinct to pull up the stick at that point? >> yes, i'm thinking about the safety of my passengers, my