Brian Pryor takes a shower of snow as he clears the tree limbs in front of his home on University Hill in Boulder, Colo., on Monday, May 9, 2014. A spring storm that has brought over a foot of snow to parts of Colorado, Wyoming and Nebraska and thunderstorms and tornadoes to the Midwest was slowing down travelers and left some without power Monday morning. (Photo by Paul Aiken/AP Photo/The Boulder Daily Camera)
