Discovery ID

'S2/E8 - Lost Rider'. 12-year-old Autumn loves her new BMX. But in 2012, Autumn - and her beloved new bike - go missing. A trail is left behind on Facebook, but where will it lead?

'S2/E5 - Flowers On The Road'. Lost souls Frank and Angelina Rodriguez appear to have finally found true love. Then, a sudden death leads investigators to uncover a shocking tale.

'S2/E6 - In Sickness And Health'. Cynthia Smith and David Mueller's happy marriage is rocked by a tragic illness. When David dies, detectives uncover a sinister plot.

'S4/E3 - Luck Be A Lady'. When Patricia Jones' bullet-ridden body is found in a local lovers' lane, Detective Browning finds himself in a battle of wits with a seemingly unbeatable foe.

'S4/E2 - Memphis Blues'. In July of 2010, NBA star Lorenzen Wright goes missing outside of Memphis. When his dead body is discovered in the woods, investigators struggle to find the truth.

'S4/E3 - The Springfield Three'. On June 6, 1992, Suzie Streeter and Stacy McCall are out celebrating high school graduation. By morning, the teens are missing, along with Suzie's mother.

'S2/E7 - Casting A Killer'. A contestant on a reality TV dating show murders a woman who resembles the female host after he is eliminated. What pushed him over the edge?

'S2/E8 - A Tragic Testimony'. Did a 7-year-old girl accidentally drown or did her mother do the unthinkable: drown her own daughter? Aphrodite Jones investigates.

'S2/E6 - Deadly Deceit'. Young army veteran and nurse, Angela Moss, is killed. Tony uncovers a second murder, and the shady underworlds of a drug dealer and a motorcycle club.

When Shanann Watts and her two daughters vanished from their home, America was gripped. Experts in body language and linguistics analyse the clues that Chris Watts was responsible.

'S2/E6 - Hunting Shadows'. Roo and her team assist in identifying a couple of known predators on Facebook. Meanwhile, a married man tries to woo 12-year-old Abby.

'S2/E7 - Armed And Dangerous'. A man with an extremely dark past hides in the shadows just beyond the team's reach. Roo feels sympathetic toward a young man reaching out to Mackenzie.

'S1/E2 - The Dark Horse'. A woman returns home to find her husband unconscious and bleeding in their barn. Finding clues in the 911 phone call police uncover a deadly plot.

'S7/E5 - The Tipster'. After a killer shoots 25-year-old Delvin Mitchell in the head, police receive all types of information from around town and circle in on the culprits.

'S1/E7 - Stay Out Of Dodge'. Merritt believes an expert witness can prove phone records placing him at the gravesite are 'impossible.' Plus, another key figure in the case emerges.

'S1/E10 - If I Can't Have You'. A man calls 911 screaming for help but too scared to give his address. Detectives uncover a shocking tale of torture, revenge and deadly unrequited love.

'S9/E1 - Sex House Homicide'. When police discover a married man dead in a secret sex den, they launch a relentless hunt for his killer, unearthing dark secrets along the way.