Getty Images As millions of Americans watched 10 Democrats hash out their differences—and claw for attention—in Detroit on Tuesday night, a handful watched with a much more practiced eye: Republican strategists who’ve been in that trench before, coaching candidates in the nasty 2016 primary. POLITICO Magazine invited four of them to sit through all two-plus hours and tell readers what we just saw up there. Not just who won and who lost—though that matters—but […]