jason dalton has killed six people, another two are clinging for their lives, but what dalton doesn'tw is that police are starting to close in on him. you start to patrol again. around midnight, things start to heat up. >> i had contacted a friend of mine, sergeant harrison. he and i were talking. he says, "i think i found him." >> i heard radio traffic, advising that he is following a black hhr that just left from the bars downtown. it sounded like they were coming right at me. and within minutes, i saw the black hhr coming towards me and followed by harris. >> i believe he was the eighth or ninth black chevy hhr we had stopped that night. >> the vehicle turned onto ransom street, at which point harris activated his emergency lights and i pulled in alongside him and activated my emergency lights. >> when he came to a stop, he just sat in the vehicle. >> k9 bodie and i got up behind sergeant harrison and we got out to the side in case he for some reason decided to flee on foot. >> you had no idea whether or not he would start opening fire on you. >> absolutely not. we just assumed it

. >> reporter: jason was crazy about her. his friend josh dalton> he basically told me that he thought was in love with her. >> reporter: michelle's mother, linda fisher, testified in the final weeks of michelle's life she could see the toll the failing marriage was taking on her pregnant daughter. >> she had her head on my lap. and she was lying down. and i was stroking her hair. and -- and she was empty. >> what did she tell you? >> things weren't working out with jason. >> reporter: two days before she was murdered, michelle phoned her sister meredith to report yet another blowup with jason. >> she was just, "i've had it." she said, "you know, more than one time, i just can't do this anymore." >> reporter: jason was telling one of his close friends the same thing. and prosecutors said just days before michelle was murdered, he had indulged in one last transgression. a casual hook-up with an old friend named carol ann sauerby in his own living room. michelle was away at the time. >> cassidy was put down to bed. and had a couple drinks. just were