Based on his bolting his captors the first chance he got, I'd guess that this fella (1) figured that the Borat brothers were gonna off him once he was no longer useful to them and (2) government wasn't gonna rescue anything but his cold, dead corpse.
How I Evolved on Guns During the #BostonPoliceScanner Manhunt - My family won't be vulnerable if an evil man like Dzhokhar Tsarnaev shows up at our door.