Lightning erupts over downtown Chicago on Wednesday, June 12, 2013, as a line of powerful storms cross over the Midwest. A massive line of storms packing hail, lightning and tree-toppling winds began rolling through the Midwest Wednesday evening and could affect more than one in five Americans from Iowa to Maryland before subsiding. (AP Photo/Dr. Scott M. Lieberman)
Gallery: Storm damage across U.S.
Jun. 13, 2013 @ 06:06 PM
A massive storm system that started in the Upper Midwest and plowed across the country was hitting the Mid-Atlantic Thursday, causing widespread power outages and flash flooding, but still largely failing to live up to its fierce billing.