The crimes chronicled in this episode include: BOPAL GAS LEAK: Bopal, India, December 3, 1984, saw the world's worst industrial accident when large amounts of toxic gas escaped from the Carbide plant killing thousands, and injuring many more. GARY GLITTER: 70's glam rocker Gary Glitter's heyday of popularity has long been overshadowed by charges of child pornography possession and sex with minors. ASSASSINATION OF DR. MARTIN LUTHER KING JR.: One of the most powerful, revered and remembered leaders of our time, Dr. Martin Luther King Jr. was instrumental in ending racial segregation in the 1950's and '60's. In 1968, at age 39, King was murdered by James Earl Ray. WIFE REVENGE: Rena Salmon walked into a beauty salon with her husband's double-barrel shot gun and murdered her husband's lover, Lorna Stewart. WARD 4 KILLINGS: Nurse Beverly Allitt was convicted and found guilty of the murder of 4 children and serious injury of 9 others in the now infamous "Ward 4 Killings of 1991" at Grantham Hospital in the UK. DRUG SMUGGLER'S EXECUTION: Australian drug smuggler, Nguyen Tuong Vanm, was captured in December 2002 at Singapore airport with a bag of heroin strapped to his body. He was executed in Singapore in December 2005.