LOS ANGELES - Potato chips and french fries could soon come with a warning label if the state's top attorney prevails in a lawsuit filed Friday against nine fast food chains and snack-food makers. Attorney General Bill Lockyer asked for a court order requiring McDonald's, Burger King, Wendy's, Frito Lay and other companies to warn consumers that their fries and chips may contain acrylamide, a chemical the state says causes cancer. "In taking this action, I am not telling people to stop eating potato chips or french fries," Lockyer said. "I know from personal experience that, while these snacks may...