Mohamed Gaffar-Abdelkarim

Mohamed A. M. Gaffar-Abdelkarim, 23, a male, spent his final hours on Tucker Road in Fort Washington, Maryland, a stretch that can feel quiet until it suddenly isn’t. At around 9 p.m. on January 3, police were dispatched to the 2400 block after a frantic call came in reporting a pedestrian struck by a burgundy-colored vehicle. When officers arrived, the scene didn’t read like a simple traffic tragedy—there, in the roadway, he was already dead.

As investigators began piecing togethe ...

Gaffar-Abdelkarim, Mohamed A. M., 23