A D.C. shooting killed two active-duty service members; suspect arrested, sparking debate over National Guard domestic roles.

A shooting in Washington, D.C., killed Army National Guard Specialist Sarah Beckstrom, 20, and Air Force Staff Sergeant Andrew Wolfe, 24, both active-duty service members. The suspect has been arrested, and investigators are working to determine the motive. The attack has sparked national mourning and renewed debate over the safety and appropriateness of deploying National Guard personnel in domestic roles.