Investigation Discovery HD (Pacific)

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.

The murder of a 96-year-old matriarch tears her family apart by betrayal.

When a gunman shoots Reggie Ward at a gas station in Cedar Rapids, Iowa, witnesses and the victim's girlfriend, are unable to identify the shooter; investigators follow a trail of surveillance footage and GPS data to find an unexpected suspect.

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.

The murder of a 96-year-old matriarch tears her family apart by betrayal.

When a gunman shoots Reggie Ward at a gas station in Cedar Rapids, Iowa, witnesses and the victim's girlfriend, are unable to identify the shooter; investigators follow a trail of surveillance footage and GPS data to find an unexpected suspect.

In Ohio, cops face a hostage situation with a fugitive willing to go to extremes; in Maryland, police catch armed robbers in the act and they run from the law; in Indiana, police risk it all to save circus animals inside a burning truck.

The 1991 murder of 16-year-old honor student Sarah Yarborough as she was on her way to high school drill team practice outside Seattle will take nearly three decades to solve.

Millionaire business owner Andreen McDonald sets off a shocking police investigation in San Antonio, Texas, after she fails to show up for work or for her usual gym workout.

Gloria Marmolejo raises her two boys the best she can, but when Gloria suspects that her son David, a married father of four, is stepping out with his younger underage stepsister, she does everything she can to keep them separated.

A home health care nurse falls in love with her married, wheelchair-bound patient but once the secret gets out, someone has to die.

A deeply religious Southern Baptist grandmother discovers that her granddaughter is a lesbian and has a girlfriend; very angry, the grandmother is willing to do anything to get her granddaughter back on track, even to kill.

Alice Hufnagle is raped and murdered on Nov. 22, 2002; after following numerous leads and dead ends, police find the vital clues that lead them to Jeffery Vample, Alice's co-worker at a local pharmacy.

Sandra Berfield suffers years of harassment from coworker Steven Caruso and has him jailed for violating a restraining order; released, Caruso sends a pipe bomb to Berfield who is killed instantly after picking up a package left on her front porch.

Theresa Wesolowski, 22, is murdered on May 29, 1999; police are baffled for nearly 10 years before finally getting a break when a new DNA technique identifies Wesolowski's coworker, Mark Libecki, as her killer.

Alisha Bromfield's supervisor, Brian Cooper, promotes her to team leader, but his motives are not entirely pure; Bromfield stands her ground, letting Cooper know she doesn't want a relationship beyond a professional one.

Aspiring actress Adriana Pinon is thrilled to land a recurring role as a background actor on the hit soap opera, "The Young and the Restless"; her rise crashes instantly because someone doesn't want her to succeed.

Runway model turned mom-a-ger Samira Frasch lives a life of luxury and flamboyance, seemingly out of a fairytale; when she turns up dead at the bottom of her pool, police uncover a marriage filled with infidelities, accusations and deep motives.

Baron Dirty Colon goes on the reality show "From G's to Gents," hoping to change his life and take home the $100,000 prize pot; but he's hiding a huge secret about his real motivation for wanting to join the competition show.

Uncovering the sinister side of fame and celebrity as investigators reveal the shocking true stories behind the rise, fall and murders of some of Hollywood's most promising stars.

A small-town family strikes it rich when they find a natural gas pocket under their property; Hollywood comes knocking to give them their own show; when one of the family members shines brightly, not everyone wants her star to rise.

Sam Haskell IV, the son of one of Hollywood's most powerful players, yearns to escape his dad's shadow and gain respect as a filmmaker; when a human torso turns up in a dumpster, long-hidden secrets come to light in the Los Angeles sun.

With flashy characters and lavish lifestyles, the Real Housewives franchise has captivated audiences for nearly 20 years; behind the mansions of Orange County and Salt Lake City, tragedy and criminal activity have shaken their glamorous world.

With flashy characters and lavish lifestyles, the Real Housewives franchise has captivated audiences for nearly 20 years. Behind the mansions of Orange County, Salt Lake City, and beyond, tragedy and criminal activity have shaken their glamorous world.

Investigation Discovery and People magazine partner to re-examine some of the most high profile crime cases in recent history. The one-hour series brings viewers tales of betrayal, buried secrets and unsung heroes, ripped from the pages of one of the nation's top weekly magazines. These stories transcended news and became part of pop culture, revealing shocking twists, new evidence, and unexpected