Louisiana detective believes 6-year-old's mother was killed in next room while boy slept

It's been decades since Reginald Reed Jr., known as Reggie, last saw his mother Selonia Reed.Reggie Reed: After my mother was murdered, things moved fast … I couldn't really understand, like, why would somebody kill her? Like, what did she do?Reggie Reed: I feel like I missed out on a huge part of life that I'll never get back.Reggie was only 6 years old on Aug. 22, 1987. One of the last things he remembers is his mother buying him a chocolate chip cookie at the Hammond Square Mall in Louisiana. He told police his mother kissed him when she left the house later that night but the rest, he says, is a blur. Vladimir Duthiers | "48 Hours" contributor: When you think about that … what does that feel like? Reggie Reed: When I think about … how my mother's life was shortened and how my experience was shortened, I feel empty …Vladimir Duthiers: If somebody says to you who was … Selonia, what do you say? Reggie Reed: If someone asks me who is Selonia, I would say you're looking at her. (Emotio...