August 2, 2017 7:10 pm DDOT to Retime Hundreds of Traffic Signals D.C. is tweaking the timing on hundreds of red lights to improve the flow of traffic. News4’s Mark Segraves reports. Local 3:36 Crowds sign Jimmy Carter condolence book near White House 4:58 Table for 4: New Year's resolutions for 2025 11:05 News4 2024 in Review: Truck chase, historic elections, solar eclipse and Olympic triumphs 2:19 Maryland man remembers taking childhood picture with Jimmy Carter 1:28 One year later, driver still sought in deadly hit-and-run in Springfield