Dispute centers on hazardous waste put in California landfills
                                
                                
                                    (Newser) -
                                    Walmart illegally dumps more than 1 million batteries, aerosol cans of insect killer, toxic cleaning supplies, electronic waste, latex paints, and other hazardous waste into California landfills each year, state prosecutors charged Monday in a lawsuit that the company labeled unjustified. "As we shop the brightly packed aisles there...