S04 E08 — Crime Scene Selfie
Twenty-three-year-old Amanda Taylor shares her entire life on the Internet, then a tragedy takes place, and her posts take a dark turn.

S04 E01 — The Springfield Three
On June 6, 1992, Suzie Streeter and Stacy McCall attend parties celebrating their high school graduation; by morning, the teenagers have gone missing, along with Suzie's mother, Sherrill Levitt; the case leads police on a nationwide search.

S04 E11 — Suburban Secrets
After doting mother Cheryl Coker vanishes from Riverside, Ohio, numerous searches turn up nothing; as police take a closer look at the case, they uncover some disturbing information.

S04 E03 — Without a Trace
In San Francisco, Kevin Collins, 10, disappears on his way home, galvanizing the residents to find him; with few leads to go on, Kevin's case sheds light on hundreds of other children who have vanished without a trace in the United States.

S04 E10 — Oklahoma Horror Story
Right before Thanksgiving, two masked gunmen reportedly invade a couple's home and kill the husband; with few leads, police use ballistics, forensics and neighborhood gossip to solve this cold-blooded murder.

S04 E08 — Nine Years in the Shadows
In 1988, a young woman is found murdered in her Modesto, Calif., home, leading police to investigate the strife and infidelity in her marriage; a surprising witness eventually comes forward.

S04 E07 — Law & Murder
A double murder involving the family of a federal judge prompts an investigation of epic proportions by the FBI, U.S. Marshals and Chicago Police Department; at the end of the trail, law enforcement personnel learn the death count may climb higher.

S09 E11 — The Truth About Blair
Jennifer Brown, vanishes from her Limerick home and detectives race against the clock to find her. With her eight-year-old son asking where his mother is, investigators must confront a web of lies woven by the people she trusts the most.

S03 E06 — Running for Her Life
A West Philadelphia neighborhood is left reeling when a high school track star, who had her eyes set on Olympic glory, disappears without a trace.

S02 E05 — Surviving 16 and Pregnant
Expecting teens met backlash after appearing on "16 and Pregnant"; sixteen years since the show's debut, cast members open up about the struggles they faced in its wake, including homelessness, addiction, an FBI raid, and insinuations of murder.

S03 E06 — Running for Her Life
A West Philadelphia neighborhood is left reeling when a high school track star, who had her eyes set on Olympic glory, disappears without a trace.

S02 E05 — Surviving 16 and Pregnant
Expecting teens met backlash after appearing on "16 and Pregnant"; sixteen years since the show's debut, cast members open up about the struggles they faced in its wake, including homelessness, addiction, an FBI raid, and insinuations of murder.

S09 E11 — The Truth About Blair
Jennifer Brown, vanishes from her Limerick home and detectives race against the clock to find her. With her eight-year-old son asking where his mother is, investigators must confront a web of lies woven by the people she trusts the most.

S02 E01 — Carjack Chaos
In Florida, a carjacking sparks a police chase over land, air, and sea, with the suspect stealing multiple vehicles in a desperate bid to outrun the law.

S02 E03 — AK on the Highway
Georgia police officers chase down two suspects with an assault rifle who are intent on shooting their way out of trouble; a terrifying life-or-death pursuit results in multiple casualties before the gunmen lead police into a final fatal gunfight.

S02 E09 — This Is Going To Hurt
In Camden, Ga., a driver leads deputies on a 150-mph chase before a high-speed PIT brings the pursuit to an end; in rural Texas, a thief leads deputies down dusty roads, through water, and into the woods in the middle of the night.

S02 E02 — Full Throttle
In Florida, a boat thief runs from the law, kicking off an adrenaline-fueled speedboat chase. A nighttime patrol shifts up a gear when a six-ton U-Haul suspected of harboring stolen goods is spotted.

S02 E06 — On the Edge
Arkansas police stop a knifeman enraged over a midnight pot roast; in Delray Beach, Fla., officers must rescue two children teetering on a ledge with their mother who is high on drugs; in Utah, a trespasser attacks an officer with his own baton.

S03 E10 — Race Against Time
Police break into an apartment to save the lives of two women as their machete-wielding attacker leads officers on a pursuit; in Wisconsin, a winter storm causes a multi vehicle pile-up.

S03 E09 — Fight or Flight
Armed bank robbers are determined to avoid prison at all cost.

S03 E07 — Moments From Death
SWAT is on the scene to temper a life-threatening domestic standoff.

S03 E02 — Kidnapped
All police units try and catch the suspects who snatched a baby from the hands of its mother and return the child; an officer makes a routine traffic stop and ends up fighting for his life when he suffers a severe reaction.