CHANNEL FIVE. THERE’S NOTHING QUITE LIKE FLYING THE FRIENDLY SKIES. IT LOOKS LIKE I’M THE FIRST ONE ON THE PLANE. I THINK I’LL JUST SIT BACK, SETTLE IN, AND REALLY MAKE MYSELF COMFORTABLE AIRING THEM ...

Here's how to tackle this quandary when you don't know where those shoes have been—but you don't want to be rude. Shoes can track in bacteria, allergens, and even lead, and those contaminants can ...