They're poker faced all the way. Doesn't matter if you're evil incarnate, or goody two-shoes, if you just saved/shot at their kid. But that's the least of the game's problems.
The game freezes every time I try to return the Vertibird plans to the BoS guy. I've got a savegame from that situation too: http://koti.mbnet.fi/juhau/save.rar Once you load it, just walk to the BoS guy and tell him you've got the plans, and *bam* the game freezes every time.
I only have the...