11:15 a.m. Saturday update — Alexandria police said they won't release any additional information on Friday afternoon's robbery until Monday when the department will likely issue a press release with more details from case detectives.
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Police are investigating a Friday afternoon robbery of the Del Ray post office in the 1900 block of Mount Vernon Avenue.
A man entered the post office, implied a weapon and demanded cash, Alexandria Police Department spokesperson Ashley Hildebrandt said.
Hildebrandt did not know the exact time the incident took place. Police were on the scene shortly after 4 p.m.
The suspect exited the post office with an undisclosed amount of money and entered a vehicle and left the area.
There were no injuries, Hildebrandt said.
Patch will pass on more information as it is determined.