Technology February 22, 2024 4:50 pm Here's how many electric school buses are now on DC-area roads Momentum is growing to rid school districts of diesel-spewing school buses. News4’s Adam Tuss shares info on how many are in use and how many are planned. Local 1:34 Protesters gather outside fenced-in GW graduation on National Mall 2:14 Crews prepare to move cargo ship that toppled Key Bridge 1:52 GW graduation ceremony on National Mall surrounded by security barriers amid protest concerns 0:36 Dali cargo ship to be moved at high tide Monday morning 2:17 Man shot, DC officer stabbed in mental health crisis call