Killer Thriller: Did the Menendez Relatives Know About the Abuse All Along?

What did relatives know, and what did they keep secret? Actress Marlene Forte, who played the brothers' aunt in Netflix's Monsters: The Lyle and Erik Menendez Story , joins Killer Thriller to reveal the disturbing family secrets, the warning signs that may have been ignored, and why José Menendez's own sister defended the nephews who murdered him.

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