mr. dalton and did not find that he met the legal standards. >> reporter: interesting. n court 'cause nobody believes you. >> that's certainly possible. >> you, jason brian dalton, you're sentenced to a period of life in prison without the possibility of parole. >> i've reported on lots of horrible things, but this is one and the sequence of events, and these families, and these victims, it'll stay with me forever. >> i have lost the woman i married for 41 years, and i lost my little sister. >> you are nothing but a pile of worthless evil. worthless. >> why? just why? were you mad? what kind of a person walks up to a father and a son and shoots them over, and over, and over again until they don't move? >> i've tried to hate you. i've tried to hate you. i pause, replay, and relive every single moment. you tried to kill us all, you failed. i'm standing here, right here in your face, in front of you. how does it make you feel? look at me. how does it make you feel? just look at me. look at me, please. >> why? that is only going to be known to you and to our creator. >> wher