reporter: later rodney visited roger at the base. he told police his older brother looked worried when he called lynn and got no answer. thursday, 9:58 a.m. hey, you there? 10:25 a.m. hey, lynn, this is roger. give me a call as soon as you get in. i m going to need to come pick up triston. and then he leaves work. so we knew that it would have been very difficult for him to have committed this murder. reporter: so who did it? as the investigation got under way, detective chavarilla thought the possibilities were endless. it could be anybody. it could be a neighbor. it could be a lover. she was a captain. she was a supervisor. and we thought about her troops and her subordinates. and maybe somebody that she might have disciplined or sex offenders in the area. reporter: you had a wide net
i wanted so bad to fix it for him. and i understood that this little 4 1/2-year-old boy will never know how great his mom was, how much she loved him. reporter: did your heart just go out to this little boy? yes. absolutely. and still does. reporter: but the detectives had to put emotion aside and drill down to the facts. roger wasn t home at the time of the murder, and neighbors weren t reporting any suspicious activity. so detectives wanted to know if anyone held a grudge against lynn. they quickly learned that at least one person may have, roger s brother rodney. things started to go south with rodney pretty quickly after he moved in? yes. there was times where he would just lay around all day long. reporter: rodney idolized his big brother, but he was something of a disappointment to roger and lynn. well, he just wasn t he wasn t working. he was, basically, you know, just living off of us, stuff
dead in her own home. an army commander being murdered was unheard of. the first suspect, as usual, the husband. but this one had a rock-solid alibi. it would have been very difficult for him to have committed this murder. did this soldier have enemies off the battlefield? her brother-in-law had a grudge. rodney was going around calling her names, vulgar names. her husband had a girlfriend. roger was sitting with a young lady. and they were cuddled up. we found out that she was pregnant. who killed the commander? in a place where loyalty is prized above all, one clue that palm print was a key part of the case. would reveal a breathtaking betrayal. i don t even have the words. what a monster. hello and welcome to
but roger reister had plenty to say about those witnesses and about his brother rodney. did you ask your brother rodney to kill lynn? coming up i love my wife. we were trying to build a future together. roger tells his story. will a jury believe it? when dateline continues. dat. way for you to sell your car. whether it s a year old or a few years old. we wanna buy your car. so go to carvana and enter your license plate answer a few questions. and our techno wizardry calculates your car s value and gives you a real offer in seconds. when you re ready, we ll come to you, pay you on the spot and pick up your car, that s it. so ditch the old way of selling your car, and say hello to the new way at carvana. and i m gonna keep on lovin you, cause it s the only thing i wanna do.