Pentagon September 11, 2024 11:51 am Pentagon marks 23 years since 9/11 attacks A ceremony at the Pentagon honored the 184 people who died in Arlington, Virginia, during the Sept. 11, 2001 attacks. News4’s Juliana Valencia reports live. Local 2:07 Easterseals' ‘Walk With Me' at National Harbor 0:37 Metro announces holiday season maintenance closures 1:19 Howard vs. Hampton ‘Truth & Service' Classic 1:49 Hotel agrees to increase security after string of crimes 1:43 Residents displaced from Columbia Heights apartment building after explosion