Maryland September 12, 2024 10:19 am Some DC-area schools on alert after social media threats None of the threats have been deemed credible. News4’s Joseph Olmo reports. Local 2:12 Walking pneumonia cases increase over 300% in DC area, MedStar says 2:28 Bijan Ghaisar's mother speaks out after DOI clears officers who shot him 22:00 Park Police officers cleared in 2017 killing of Bijan Ghaisar: The News4 Rundown 2:11 Fairfax County police say license plate reader cameras help solve hundreds of crimes 2:52 New charges detail conditions in Prince George's County apartment complex