The One Clue That Gave A Killer Away...

In some of the most shocking cases, killers inadvertently left behind clues that ultimately led to their downfall. From careless mistakes to overconfidence, these criminals thought they could get away with murder—only to be caught by the very evidence they thought would remain hidden. Watch as we break down the critical missteps that revealed the killers' identities and brought them to justice.

Sometimes, the truth is right in front of you—and these killers learned that the hard way.