Tonight thousands of families of one washington state community are just now getting their power back on. All because of a neighbor. That's the least of it. The power lines aren't the only thing he... See More
Tonight thousands of families of one washington state community are just now getting their power back on. All because of a neighbor. That's the least of it. The power lines aren't the only thing he took out. He got onto a bulldozer and took aim. Reporter: It may look like a tornado struck. Like a movie scene and a truck flattened like a pancake. Reporter: What began as an innocent neighborhood spat in western washington escalated in something more dangerous, an angry neighbor eventually bull dosing four homes, cutting power to thousands and taking out everything in his path. I knew I had to get out of my house because I thought he was going to tear it down. Reporter: Barbara porter doesn't know what triggered the rampage. No reason has been made public. He could be the kindest nicest man on earth and in a second he could turn on you. You don't know what he's going to do. Reporter: This isn't the first time neighboring bickering led to an all out war. This st. Louis man left deer carcasses on his neighbor's driveway and burned tires in his back yard after he says they turned him in for drug possession. When matt gutman confronted the man about the dispute. I will leave your property but -- can you leave my property right now. Go away or we'll calling the police! Reporter: This disgruntled homeowner in florida shamed his neighbor into picking up after posting a video of him dumbing bags of dog droppings on youtube. Porter and her neighbors don't have a home to return to but the man behind the destruction now booked behind bars. That's something. When we come back here tonight.
This transcript has been automatically generated and may not be 100% accurate.