A mother stands up to a neighborhood bully. After a deadly confrontation police work against grainy video and unreliable witnesses to determine who is the killer.

A front yard brawl between two Ohio families leaves one person dead and investigators wondering how teenage heartbreak started it all.

A gay rights activist is stabbed to death in his own apartment, police search for the killer and uncover a dark world of paranoia and delusions lurking in the heart of London.

A homeowner is gunned down in front of his home, investigators discover evidence of a neighbor's deadly plot, but when will the killer be caught?

A wealthy neighbor buys up Montana land and restricts access to the public mountain trails but how does this lead to murder? Police investigate.

A barbeque turns into a bloodbath, will police unravel a neighborhood feud that pushed one man to the point of no return?

Police receive calls of shots fired in a quiet suburban neighborhood. One caller is from the shooter! Police soon learn what put the victim in his sights.

Two neighbors. One fence. Police search for clues to learn how backyard arguments lead to murder.

When tensions escalate between neighbors in small-town Florida, a local waitress and her family become victims. Now, investigators must track down the mastermind behind this cunning plot.

A Tennessee man is shot in front of his own home. Police unravel the history of a vicious feud between rural neighbors.