MPD: rob gun unit block of Bryant St NW

See this MPD tweet:

DC Police Department ‏@DCPoliceDept  6h

6 hours ago

Rob Gun, 0311 hrs, Unit B/O Bryant Street NW, LOF a Black 2-door vehicle, (2) B/M's wearing black mask, coats.//2237

3:32 AM - 28 Dec 2014