Maryland April 28, 2018 6:45 pm 300 Volunteers Install Free Smoke Detectors in Oxon Hill Hundreds of volunteers visited 1,500 homes in Oxon Hill, Maryland, to install smoke alarms. News4’s Derrick Ward reports. Local 5:53 DC officer hurt in Northwest shooting; suspect vehicle flips in Landover 3:36 DC officer shot near police station in Northwest, rushes inside for help 4:39 Why parents need to let their kids fail 2:38 Cargo ship that destroyed Key Bridge pulled back to Port of Baltimore 1:07 Cargo ship that crashed into Baltimore bridge moving back to port