November 21, 2018 1:03 pm Up, Up and Away! Superheroes on Display at Smithsonian's National Museum of American History The National Museum of American History’s newest exhibit puts all your favorite superheroes on display. Local 0:36 1 dead, 2 hurt in shooting near DC's Fort Dupont Park 2:59 1 man dead, 1 man hurt in Centreville shooting: police 2:20 NTSB report reveals details about moments leading up to Key Bridge collapse 22:10 Voters head to the polls for Maryland primary: The News4 Rundown 2:27 A cyberattack temporarily shut down Metro's website last week