Killers murder an adrenaline-junkie young father, and detectives sift through tales of illegal chicken fighting, drag racing, cheating, and a mysterious figure nicknamed "The Witch Doctor."

For a year, NYPD follows a bloody trail of murder attempts against a real estate entrepreneur, only to discover that no one is who they seem. The victim has ties to a mob family, and the mastermind is closer than they realized.

The assassination of a computer genius sends detectives on a two-decade hunt for missing gold, uncovers a shocking link to a Saudi sheik, and exposes a deadly international scheme that claims another life.

A gunman executes three mechanics in the sleepy Connecticut town of Windsor Locks. Detectives scrape for evidence and uncover a world of chatrooms, embezzlement, an illicit love affair, and three families of potential suspects.