Do You Still Tip When You Think Your Waiter Might Be a Nazi?

So say you're sitting down to dinner after a long day of travel. You're in the dining room of one of the historic inns in the Indiana State Park system -- let's say, the Potawatomi Inn at Pokagon State Park on the shores of Lake James. You order food, sit back, and then realize something important. There's a good chance your waiter is a Nazi. You see, he's wearing an iron cross necklace. And while it's true that this symbol isn't exclusively associated with white supremacists, in the contex...