Unusual Suspects - Season 7 - Eps 9: Left Alone
There is no sign of a break-in when 13-year-old Mollie Pittman is attacked and murdered in the Orlando, Fla., home of family friends; it takes investigators 17 years to find out whether she knew her killer.
About Unusual Suspects

Title: Unusual Suspects
First Air Date: 2010-06-21
Last Air Date: 2016-04-10
Status: Ended
Rating: 8/10 (from 16 votes)
Language: EN
Seasons: 8
Total Episodes: 102
Network: Investigation Discovery Crime District
Genres: Documentary, Crime
Production Companies: Investigation Discovery
Synopsis
Unusual Suspects is an American documentary television series on Investigation Discovery. The series debuted on June 21, 2010. The series showcases many of the most shocking and difficult cases in law enforcement history, and also sheds light on the investigations that led to the arrest of the culprits.