Children's National Hospital September 23, 2024 7:55 pm Gold medalist Noah Lyles visits Children's National Hospital in DC Olympic gold medalist visited patients and Children’s National Hospital in D.C. News4’s Walter Morris reports. Local 1:37 Memorial held for DC woman year after disappearance 25:47 Israel attacks Iran: The News4 Rundown 1:49 George Washington's Mount Vernon undergoing renovations to preserve mansion 3:18 DC-based run club to cheer runners at Marine Corps Marathon 2:26 Historic St. John's Church undergoes restoration