An "evil" 15-year-old Mississippi teenager ... prosecutors claimed Gregg invited her friend over, asking the friend upon their arrival, "Have you ever seen a dead body?" before showing them ...

“Are you squeamish around dead bodies?” 14-year-old Carly Gregg allegedly asked the friend when she answered the front door, according to Mississippi state prosecutor Kathryn White ...

Northwest Rankin High School A 14-year-old girl has reportedly ... shoulder — later identified as Gregg's stepfather — told them that he found his wife dead when he had arrived home earlier ...