peggy thomas.those last dying days of 2003, russell douglas' family had no idea how large that name would loom them for them in the months and years to come. [music playing] coming up, detectives get a call from a mystery man who says he knows who the killer is. but getting him to talk won't be easy. it sounds as if he's afraid for his own life. he said, if i told you what i know, the shooter's going to know that i told you. josh mankiewicz: when "dateline" continues. at&t provides edge-to-edge intelligence, covering virtually every part of your retail business. so that if your customer needs shoes, & he's got wide feet. & with edge-to-edge intelligence you've got near real time inventory updates. & he'll find the same shoes in your store that he found online he'll be one happy, very forgetful wide footed customer. at&t provides edge to edge intelligence. it can do so much for your business, the list goes on and on. that's the power of &. & if your customer also forgets socks! & you could send him