Greenbelt September 2, 2024 11:43 am Greenbelt celebrates Labor Day with annual parade The annual Greenbelt Labor Day Festival has been celebrating the holiday weekend since Aug. 30 and ends today with a lively parade and carnival in Maryland. News4’s Joseph Olmo reports. Local 2:41 Local experts weigh in on what's next after Iran attack on Israel 1:50 Alexandria Police increases security after string of shootings 2:51 Washingtonian's Most Stylish give Fall fashion tips 22:09 Lawmakers react to Iranian missile attack on Israel: The News4 Rundown 3:33 Staff and students weigh in on cellphone restrictions