Lightning
Lightning
Credit: Getty Images
In this handout image provided by NASA, the space shuttle Endeavour is seen on launch pad 39a as a storm passes. (Photo by Bill Ingalls/NASA via Getty Images)
Other Slideshows
Photos: Parts of St. Louis area flooded after storms
Photos: Shark attack off Texas beach
Photos: St. Louis Zoo debuts baby lemurs
Photos: Pope Francis blesses Harley-Davidsons
Photos: Four-legged Spurs fans show their pride
Photos: Erin Brady, of Connecticut, wins Miss USA
