When a Facebook post spawns a street brawl in Albany, NY, 22-year-old Maurice Skeen dies by a deadly stab to the heart. Despite multiple cell phone videos of the fight, investigators must struggle to pinpoint the vengeful perpetrator that struck the fatal wound.

After the death of a 9-year-old boy in Chicago, police feared that the usual tight-lipped culture would hurt their investigation. Turns out, people were more than willing to help identify the suspects who sought deadly revenge in broad daylight.

After a near fetal shooting at Georgia gas station, the suspects look to live out there 'Bonnie and Clyde' fantasy on social media, sparking a nationwide manhunt; authorities scrambled to capture them as the violence looks to be escalating.

After a potential suspect in an unsolved murder is found dead, police suspect the best friend wasted no time in seizing an opportunity for revenge; as pressure mounts, authorities dig into the past, uncovering a web of deceit that lies beneath.

Back-to-back homicide cases send detectives down a twisted cycle of street violence as a connection between the two men's deaths comes to light; is the investigation carries on, authorities most rely on social media to help them crack the case.

As a man leaves to get dinner for his family on a normal October night, he is struck down in a hail of bullets; as investigators delve into the man's connections, they find that revenge can sometimes make a victim of the wrong person.

After the murder of Adan Katami, investigators dig into his entrepreneurial relationship with Tikisha Upshaw; detectives learned their business relationship was recently strained, leading to an interesting connection to his murder.

Omaima Nelson's request for an ex-boyfriend's help disposing of her husband prompts a 911 call; investigators make a gruesome discovery of a bloody trashbag in her vehicle, finding human body parts.

When a star high school track athlete disappears without a trace in a dangerous Philly neighborhood, investigators follow the clues to discover a tumultuous home life and a mother out for revenge over her daughter's perceived disrespect.

After years of abuse, the news of an affair in Adrienne Davidson's marriage lead her to the edge of suicide; as the clock strikes midnight on New Year's Eve, Adrienne decides to start her new year off with revenge.

The 2008 NFL football season is barely underway when offensive lineman, Richard Collier is shot multiple times leaving him in critical condition; detectives fight to figure out who would want to murder one of Jacksonville's star players.

Upset after finding out that right after I break up his ex-girlfriend had started talking to another man, Willie Bell takes matters into his own hands as he deals with grief in an explosive manner, using an unassuming disguise in a quest for revenge.

After a hard breakup, Landy Martinez is excited to move on and find new love but before he can do that, he is found dead in the bedroom of his St. Petersburg home. Investigators must untangle a web of digital clues to find out what happened to Landy.