(Bloomberg) -- United Auto Workers President Shawn Fain is preparing to hit all three Detroit carmakers with targeted walkouts at strategic locations in several states in a play to both maximize the union’s strike fund and sow chaos at the companies.Most Read from BloombergCaesars Entertainment Paid Millions to Hackers in AttackRay Dalio Says He Doesn’t Want to Hold Bonds, Cash ‘Is Good’Russian Elite Bring Back $50 Billion of Assets as Havens DwindleWhen the Homeowners Association Comes for Your