Evacuation ordered for events at National Mall as storms gather near Washington, DC

Signs at the Great American State Fair posted an alert shortly after 7 p.m. ET encouraging participants to leave the area. Crowds gathered in museums, subway stations and federal buildings near the National Mall. At the Ronald Reagan Building and International Trade Center, they waited in chairs and sat on the floor to cool off in the air conditioning. Crowds were building in the area several hours before the evacuation. MORE: https://www.wthr.com/article/news/nat...