When the Hamilton County Coroner reopens the case decades later, new DNA technology begins identifying more victims.

Cases involving serial killers always evoke intense emotions. Ted Bundy, Jeffrey Dahmer, John Wayne Gacy, and the Zodiac Killer frequently capture popular culture's attention. Films, series ...

Dahmer kills his first victim at 18. BTK, seeking notoriety after seven murders, taunts the media. The net closes in on Gacy. Hiding in Plain Sight (1974-1977): Mistakes allow Bundy to kill again.