The 'Milk Crate Challenge' is turning the entire world into 'Jackass' stars

Millions of people are destroying themselves in the 'Milk Crate Challenge.' New "challenges" pop up all the time, but once every couple of years one blows up in a major way. Whether it's planking, Tebowing, the Ice Bucket Challenge, or flipping a bottle -- there's something about the inherent virality of everyone trying to achieve the same goal that makes us feel interconnected. Well, today we're talking about the greatest social media challenge the world has ever seen: The Milk Crate Challenge....