Leslie Adams vanished in October 2005. Nobody found her right away. It took until May 2007 — nearly two years later — for two people in Franklin County to stumble across parts of her body in a swampy area not far from an interstate.
It didn’t stay that way.
Gwinnett County cold-case investigators eventually picked up the investigation and found something that changed everything: cellphone records placing Billy Joe Cook, Adams’ on-again, off-again boyfriend, near the area where she disappeared. The records put him there around October 21, 2005 — the day prosecutors believe she was killed…