The FBI is investigating after an "intentional" explosion inside a building on Harvard University's Longwood medical school ...

Investigators said the 13-year-old was riding a small gas-powered motorcycle when he ran a stop sign and did not see an approaching vehicle.

Police said the group, which increased in size "to several hundred juveniles" at about 8 p.m., was initially peaceful ...

Washington, DC Mayor Muriel Bowser has announced a citywide curfew for anyone under the age of 18 beginning Saturday night in response to weeks of ongoing violence and unrest. Bowser’s order ...

New details emerge after a large, unruly crowd of kids caused local and federal authorities to respond to D.C.'s Navy Yard ...