This Day in History ClassThe "Candyman" killer hands out poisoned treats on Halloween - October 31st, 1974
On this day in 1974, Ronald Clark O'Bryan gave cyanide disguised as candy to five trick-or-treaters, including his own children.
On this day in 1974, Ronald Clark O'Bryan gave cyanide disguised as candy to five trick-or-treaters, including his own children.
