The artificial sweetener aspartame might soon be declared a “possible carcinogen,” or cancer-causing agent, according to a leaked report from the World Health Organization. Aspartame is used in Diet Coke, Coke Zero, chewing gum, diet Snapple, breakfast cereals, ice cream and many other common food and drinks. It’s also sold as NutraSweet, Equal and Sugar Twin. The news about the possible move by the WHO’s International Agency for Research on Cancer, first reported on Reuters, met with quick resistance from the food industry. “… [T]his leaked opinion contradicts decades of high-quality scientific evidence,” International Council of Beverages Associations executive director...