FDA, FTC crack down on caffeinated alcoholic drinks

Are high caffeine and alcohol levels a bad mix?  Some states believe so, based upon students who have gotten sick and drivers who thought they were less drunk than they really were.  Now the Feds have stepped in to crack down on beverages like Four Loco.  "Blackout in a can" is how some have described them.  Yet there is little scientific evidence that these drinks are any more toxic than other high alcohol drinks.  Click on this link to read an article about the crackdown.