The 2009 brutal slaying of 32-year-old divorcee Stacie Ann Smith, a single mom of 2, has the townsfolk of St. Albans, WV, reeling. The murderer's message at the crime scene baffles investigators and citizens are shocked that a killer lives in their midst.

After beloved retired custodian James Mayberry is found stabbed to death in his Midwest home in 2002, the folks of Wichita, KS, are in shock. Detectives are stumped until a break comes faster than a prairie tornado that pins down the heartless killer.

In 2000, 25-year-old engaged mom Holly Notestine goes missing from her Clearville, PA, home in front of her 2 young children. Leads run out and the case goes cold. Four years later, her body is found deep in a logging forest. After years of fuzzy clues and dead-end tips, cops nab a ruthless killer lurking just around the corner.

In 2006, Christmas cheer hits an all-time-low in Hubbardston, MI when 80-year-old Billie Cunningham is found murdered in her home. Years pass as police search for a vicious killer. But it turns out the shocking confession is well worth the wait.

The 1991 savage rape and murder of 22-year-old Cindy Pavey, single mom of 2, rattles the tranquil town of Murphysboro, IL. Police investigate a potentially deadly love triangle, but it will take 17 years to harvest the leads necessary to bring her killer to justice.

When beloved store manager 47-year-old Mary Peterson is found stabbed to death in her bed in 1995, storm clouds brew over sunny Lakeland, FL. Cops race through a lengthy list of suspects, but a tip from an unlikely source helps nab the cold-blooded killer.

On April 15, 2004, residents of Riverton, WY are worried about more than the IRS after the brutal murder of 39-year-old prison nurse, wife and mom Tammy Watts. Police begin an all out manhunt for the killer and it takes a hair-raising discovery for them to nab their guy.

When friendly cashier Tammy Petrin is found shot execution style at the local burger joint in 1991, the town of Woonsocket, RI, is in shock. After lead suspects don't serve up answers, a helpful hooker and letters from jail might be just what detectives ordered.

When 12-year-old Michelle Winter goes missing without a trace while walking back from her best friend's house in Springfield, MO in 1995, her mom doesn't have a clue as to who could have whisked this pre-teen away. Cops have many leads, but it isn't until evidence is linked to the killer that they get their big break.

The tight-knit community of eastside Buffalo, NY is stunned in 1994 when the body of beautician and single mom Cynthia Epps is found stuffed into a cabinet placed in a neighbor's backyard next to a vacant lot cut-through; she had been raped, stabbed and nearly decapitated. A clever killer eludes capture for 16 years, but new technology and dogged detective work put him behind bars.

When a sip from the office water cooler turns deadly for secretary Julie Williams in 1986, detectives in Tempe, AZ are stumped. Who could have had it out for this sweet single mom? Investigators search for the mystery mixologist and are shocked at who they stir up.

In late 2007, Jasper, TX, native Martin Byerly disappears without a trace. Police look into the 58-year-old ladies man's dance card but can't seem to pin anything on a femme fatal. Then an unlikely tipster helps them learn what happened to Martin.

In the quaint city of Portage, IN, everyone starts pointing fingers when 8-year-old Sarah Paulsen is brutally assaulted and murdered in 1995. Cops wade through hundreds of tips to try and figure out if her killer is a creepy local or a sketchy stranger.

When divorcee Adele Curtis, a mom of 5 adult children, meets a terrible end in her Phoenix, AZ rental property in 1996, detectives delve into a series of suspects to find the killer. But when the search goes cold as a desert night, it takes the dawn of DNA to catch this murderer.

When 10-year-old boy Vernie Mitchell makes a quick run to the store in Trenton, NJ in January 1976, he runs into a nightmare instead. He was found deceased with 47 stab wounds and severe blunt trauma to his head. A strange slew of suspects pops out of the woodwork, but the case goes cold. When police zero in on the bad guy 18 years later, his motive is more shocking than anyone can imagine.

On May 22, 2004, Baton Rouge, LA, self-made millionaire Alan Waters, a divorced father of 2, is found shot to death inside his mansion. Police think his real estate business is to blame but they can't solve this deadly puzzle until someone close to Alan comes forward with the missing piece.

In Lanett, AL, things just aren't adding up when 49-year-old Charlotte Waites, a beloved former teacher and mayor's wife, is found dead in her home in 1998. Friends try to put two and two together, but they come up with zero reasons anyone would want her dead, and police are just as stymied.

When a Texas City, TX girl, 13-year-old Krystal Baker, a great-niece of Marilyn Monroe, is found dead off the banks of Galveston Bay in 1996, investigators round up a herd of suspects. But with little physical evidence on the scene, the case goes cold. It takes a dedicated detective to solve this case 14 years later.

After 16-year-old Sherita Williams takes a quick trip to the nail salon in Pennsauken, NJ, she is sexually assaulted, strangled to death and dumped under a bridge in 2003. Police dig up a cast of potential villains but the case goes cold. When the true killer finally appears through a DNA match 4 years later, they find he's in a class all his own.

In early fall of 1992, the rural community of Wantage, NJ, is rocked by the murder of beloved local Christine Schurman. Police are at a loss for suspects until a tip about another murder committed in Missouri connects them to their killer.

When Manchester, NH, single mom Mary Stetson goes out to her favorite haunt, she ends up murdered in a house of horrors. The police investigate, but only a tip from a mystery woman reveals Mary's killer.

Holiday cheer ends in holiday fear, when Jean Wholaver and her two daughters are murdered in their home on Christmas Eve. Detectives in Middletown, PA, check their list of suspects twice and are shocked by the killer's true identity.

When the lifeless body of Christian Rojas is found battered, his friends in Bensalem, PA are beside themselves with fear. Detectives are on the hunt for a savage killer but are surprised that it's one of Christian's friends that has become a murderous foe

Joliet, IL, firefighters are shocked to find 28-year-old Melissa Plut strangled to death when they respond to a fire in her duplex. Police search the nurse's love life with no luck until a 9-1-1 call unmasks her killer hiding in plain sight.

When pretty Nags Head, NC, tourist Janet Siclari turns up dead on the beach outside her hotel, the fun comes to an end. When a hurricane blows leads out of town, police wonder if the killer escaped too. Only time can help detectives catch the culprit.