3M faces further legal battles after earplugs, PFAS settlements

3M Company (MMM) settled a lawsuit over faulty earplugs sold to the U.S. military for $6 billion, but that still may not be the end of the company's legal troubles. Yahoo Finance Legal Reporter Alexis Keenan breaks down the other ongoing legal battles 3M is facing, including those over its respirators and health risks tied to exposure to chemicals like PFAS.