Tornado hits Joplin,Missouri

Missouri Governor Jay Nixon (L) takes a walking tour of tornado damaged Jopin, Missouri with NBC's Brian Williams on May 22, 2011. Officials say the tornado cut a path a mile wide by four miles on May 22, destroying over 2000 homes and businesses, including the hospital and claiming 116 lives so far. Williams once lived in the southwestern Missouri town. UPI/Tom Uhlenbrock