 They're urging everyone to drink a lot of water and cool off in Smithsonian museums during the day. If major storms roll in, officers will try to clear the area first and then show people where to go until the weather improves. There's quite a large plan in place for that. Thomas Twiname with U.S. Park Police explains the department's intelligence branch has been watching for any potential security concerns. A lot of our operational planning comes from what they have to give.