Hey, did you hear the one about the disappearing “Nigerian email scammers”? They’ve “become a lot less active lately” because they’ve “all been hired to run the Obamacare website.” That’s Sen. Ted Cruz, folks, on his Reactionary Real America Victory Tour Monday night, and he’ll be here all week, maybe all decade. Tip your waiter!Declaring that our first black president’s signature policy achievement is being run by “Nigerian email scammers” is GOP dog-whistle politics at its finest. Of course, Cruz wasn’t just going for cheap laughs at the expense of the Affordable Care Act. He knows it’s a short hop...