Maryland October 4, 2018 7:30 pm Waldorf Teen Shot and Killed A teen boy was shot and killed in Waldorf, Maryland, after a dispute between two groups, police say. News4’s Derrick Ward reports. Local 2:15 DC State Fair celebrates all things local 2:26 The Blackbyrds to perform at Adams Morgan Day Concert 1:55 Bring home a new pet in Leesburg adoption event 0:50 Teen arrested for killing student at Joppatowne High School in Maryland 2:05 Herndon residents return home, chemical threat lifted