i'm up to about 85 and he is still gaining on me. he pulls in the opposing lane. i slam on the brakes and he keeps going. we pace him. i lose pace of him at 95. i called him in. and chp was actually able to get a stop on him. >> reporter: what was that all about? >> i have no idea. who chases the police? that is the first time that's ever happened to me in my career. >> reporter: so by now your suspicions were ratcheted up quite a bit i would think. >> yes, they were. >> reporter: were you worried about your own safety? >> at parts during the investigation there were concerns for our own safety. we're dealing with a person who is violent enough to plant a bomb. >> reporter: but was that person paul moore? paul had a criminal history to be sure but was he a killer? there were certain things about paul's past detective salm was unable to share with us for reasons we'll explain later that we discovered in old court records, a saga of smart,