Earlier this week, the Arizona Department of Transportation took a page from the Whimsical Ideas Book of a wide-eyed substitute teacher and announced a "Twitter challenge," asking people to submit haikus to help promote dust storm safety.

Phoenix, Arizona was enveloped by a giant dust storm on Thursday afternoon, marking the third time a haboob has hit the city in two months. The wall of dust caused the city's sky to turn brown, its power lines to fall down, and its transportation systems to slow to a halt. But it also made possible this amazing…