UPDATE 2: Police have established a perimeter around the home in question and officers are communicating with the armed individual inside. No injuries have been reported at this time.
UPDATE: There are unconfirmed reports that this is now a stand-off situation and that a hostage negotiator has been summoned. Working to confirm.
Original story below…
A main White Marsh artery has been shut down while police investigate reports of an armed individual.
Police officials say that Route 7 has been shut down at New Forge Road after reports came in of a possible armed subject in the 11500-block of Philadelphia Road.
Authorities are emphasizing that this is not an active shooter situation.
Officers are attempting to assess the situation and make contact.
Motorists should avoid the area.