WASHINGTON, May 22 -- The U.S. Department of Homeland Security's Federal Emergency Management Agency issued the following news release: Severe weather moved through portions of the Central Plains and the Midwest overnight bringing high winds, tornadoes and large hail. While preliminary reports indicate 23 potential tornado touch downs, primarily in Iowa. The National Weather Service is forecasting an enhanced risk of severe storms with large hail, wind damage and possible tornadoes across the  more