James Craig slowly poisoned his wife, Angela Craig, over 10 days by adding poison to her protein shakes before administering a final, fatal dose of cyanide in the hospital.

Erin Patterson faces life in prison after serving a deadly mushroom lunch to her in-laws, resulting in three deaths.

A family in Ninh Binh poisoned their one-month-old daughter by giving her diluted opium residue to treat her digestive issues.

After the deaths of her husband and son, and the hospitalization of her daughter, a chilling tale of family betrayal and poisoning unfolded in Springfield, Missouri.