i just -- i just wish i knew for sure. >> i miss you so much. i miss all of you. i hope you guys miss me a little bit. >> that's all for this edition of "dateline." i'm natalie morales. thank you for tuning in. i'm craig melvin. >> and i'm natalie morales. >> and this is "dateline." >> she told archie she was dating this man. if he didn't like it, he could leave. >> he had been stabbed multiple times. nobody saw anything. >> i went, dad. and i touched him. i will never forget that feeling. >> it was just before dawn when he found his father dead in the driveway. >> there was no doubt in my mind what happened. i immediately knew. >> there was someone else who