k&b refused to talk to us about how its dispatchers handled attallah's case. get a very clear response from the head of the trucking lobby -- >> well, the driver was obviously doing the right thing. and the dispatcher was obviously doing the wrong thing. there's just too much at stake when you have a commercial vehicle going down the nation's highways with a fatigued driver. >> reporter: attallah decided to quit k&b a few months ago. he's still driving a truck, hauling loads between the booming oil shale fields of western pennsylvania. he now says he's proud of exposing one of the industry's biggest dangers and of keeping his record and his conscience clean. >> this is the side of trucking that people never see. you know, this is the kind of treatment that drivers have been putting up with for so long, because we know that our jobs are on the line here. >> next, cars wiped out. playing chicken with speeding trains. close calls and crashes posted online. but what about the train they never saw coming, because the signals were obscured? killer crossing, when we