Kill Marty News Today

her front door. she never made it. >> we cant explain what happened in those 20 steps. >> it just didnt make sense to me. >> a working mom murdered. >> it was hard to imagine that anybody would be capable of something like that. >> reporter: police started with the men in her life. was one of them behind her death? >> everybody was a suspect. >> the estranged husband. >> you know you are a person of interest. >> the ex. >> oh susie where are you? >> the brand new boyfriend. and the unb...

5:19 a.m., the dome light came on. susie opened the door and got out just steps from her apartment. >> when she stepped out of brads car, after he had stewed in that concave for 15 to 20 minutes as they were in the car doing whatever they were doing, i think he was extremely angry. when he saw her, i think he confronted her. i think she confronted him right back. >> i think when she told him she was going to continue a relationship with brad and that marty and her were done, think he was a no on...

>> meaning -- well, you know. >> it didnt add up that it was brad, and it didnt add up that it was ted. >> but marty perhaps? there were signs like those excess irv voice mails. >> please call me. >> and the bank video. his own admission that he hoped to reunite with suzie. the problem is he saw susie canoodling with brad, the mini van washed on his return home and yet marty larson was not arrested. >> i think that frustration was really, really hard for the family. >> what was your expectation?...

Of actual proof that marty killed susie. >> i believe there was not enough evidence to bring this case and thats one of the reasons why it wasnt filed for all those years because other prosecutors had determined there wasnt sufficient evidence. >> much more evidence against ted casey, she said. >> ted casey, i believe, was the only one who had a real motive. they were fighting about the children, the monetary aspects of their marriage, and she had indicated to marty on several occasions that she...

Pull back in front of susans. theres about a five-minute wait. i believe hes putting the body into the back of that van. then you see the van pull aside. >> that, said prosecutors, is when marty started driving back to billings. >> you have a body in your van. i think the river was the fastest and easiest way for him -- and to buy him some time. >> prosecutors produced this video showing marty at 8:15 a.m. 78 miles down the road stopping for gas, wearing a white t-shirt and black shoes that were...

Know she was okay. >> and still marty insisted that when he got to her apartment, he just didnt sisucy right across the street with that guy brad. no, he claimed he waited for her in a spot where he couldnt have seen her walking to the door. >> thats the part that sticks with me. im thinking heres a guy who cares deeply about this woman and what shes up to, and he sits where he cant see the entrance to her apartment building? dont give me that. thats crazy. >> i cant make people believe -- belie...

Suzies sister-in-law val and her husband rusty were still hearing that marty and ted were both suspects. at the time, susies two youngest kids were with ted. the older two, shay and marya, were living with val and rusty. >> it was extremely difficult for shay and marya both. i remember we were so excited for him to have his own bedroom, his own space, but at night he couldnt sleep in his room. he had to sleep with marya. >> because? >> i think he was scared marty was going to come and take him. ...

Susie had only hinted at it, but there was another man in her life. someone from her past with whom she had reconnected as her marriage to ted fell apart. this man, her long ago first husband, the father of her two older children, marty larson. >> did she talk about him at all? >> i knew that she had had a previous marriage and she had shay and marya, but i didnt know anything more beyond that. >> marty had been out of susies life for nearly a decade. no contact, no child support, nothing. but t...

Is not a very big place. to walk from susies door to the county courthouse would take less than a minute. five years from crime to trial. five years and one city block where in april 2013 marty larson finally faced a jury. >> clearly, to me, he was the person that committed that crime. now my chore was to go out and prove it. >> but when marty walked in, the courtroom gasped. >> he sure didnt look like the picture that i was shown of him. >> he had lost like 77 pounds or something like that, so ...

When police showed up at martys door for the very first time -- >> hes erasing things on his computer and defragmenting the hard drive. >> appeared to be getting rid of something. >> something, yep. >> the night susie disappeared, phone records revealed that she and marty last spoke at 9:51 p.m. by then, susie was aware that marty had been trying to sabotage her relationship with brad. after the phone call, susie called her daughter marya with a question. >> she wanted to know how to change a nu...