On Christmas Eve 2008, a disgruntled ex-husband carried out one of the most brutal and bizarre family annihilations in history. Bruce Pardo, armed to the teeth and wearing a Santa Claus suit, entered the Covina dwelling of his former in-laws and began a reign of Christmas carnage that left nine dead, including children, and wounded others. Take a look at the bizarre, selfish and unforgivable life of this crazed killer.

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