sergeant al carson: we're en route to an accident. unit on the scene have requested a supervisor. when a pedestrian accident happens where they're called for a supervisor it will be a serious injury and they'll want to know whether we should call s.t.i. or what they should do. it may be a traffic fatality. that would be another reason that they would call for a supervisor at the scene. 4-charles-15. coming up 1097 on paisano. officer jeffrey gordon: we have the driver. his story's all good except for he's saying he was going 40 miles per hour. this truck here? yeah. is the driver intoxicated? no, he seems fine. mahoney is talking to him now. you can tell he's all worked up because of what happened. how you doing, sir? uh, you want to tell me a little bit about what happened here? yes, i was coming this way, and he was about half... out in the middle of the street right there. he was running across the street? no, he was walking this way. oh, he's coming this way. yeah. then he just went, like, three steps and when i saw him, he walked, like, three steps and he just stopped and he