In this Sept. 3, 2016, file photo, children play on J. Seward Johnson's sculpture, "The Awakening," along the Potomac River waterfront at National Harbor, Md. Federal prosecutors say a man inspired by the Islamic State group stole a U-Haul truck with plans to drive it into a crowd at National Harbor, a convention and tourist destination just outside the nation's capital. (AP Photo/Jose Luis Magana, File)