all of this, courtesy of a bulldozer driven by a very angry logger, their neighbor barry swegle. i talked with his brother jeff. >> barry's actually an easygoing guy. >> i'm almost smiling, just because of the juxtaposition of, i'm picturing him up on the dozer, knocking down houses as an easygoing guy. i'm trying to get my head wrapped around that. >> well, i guess things change. you know, if somebody makes you mad enough, you snap. you do things you probably regret. >> reporter: yeah. >> i think that's what happened here. he, he snapped. >> reporter: long before barry snapped, crackled and popped his way through this neighborhood. >> reporter: a fella down in colorado climbed in an armor-clad bulldozer in 2004 and laid waste to a good chunk of the town of granby. when the dozer's engine finally died, the man killed himself. miraculously, up here in port angeles, no one was injured in barry's wrecking spree, but what set him off? what do you think was his big gripe? >> well, it really boils down to one of the neighbors, and that's dan davis. barry kept telling me that dan was pis