Navy Yard February 29, 2024 6:38 am Shooting investigation underway on M Street in DC's Navy Yard The investigation has closed several streets in the area, and eastbound traffic on M Street was blocked. News4’s Derrick Ward reports. Local 2:04 Rockville mom's ‘grandkid investigator kits' allow children to develop deeper understanding of grandparents 2:39 States must see if bridges need more protection, NTSB chair testifies 2:22 Employees say impending unionization prompted DC cafes to close 1:43 Woman killed in Landover hit-and-run is Prince George's County's 14th pedestrian killed this year 5:51 DC Superior Court in ‘crisis' over judicial vacancies