Shannon Dion’s 92-year-old mother, Doris Gleason, was murdered at a Dallas-area retirement home. Two years later, Dion learned that health care worker Billy Chemirmir, a serial killer, had killed her mother. Chemirmir, convicted of two murders, was killed in prison last year. Now, Dion and her organization, “Secure Our Seniors’ Safety,” is sharing her mother’s story to raise awareness of the dangers facing vulnerable family members.
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