The Baltimore County police hazardous device team was called Wednesday afternoon for a military ordnance found in Dundalk.
County police told 11 News that officials were called around 3:25 p.m. to the MedStar Health building on Merritt Boulevard, where the device was found.
The entire building has been evacuated and a perimeter was established to ensure no one entered the building.
No further information was immediately released.
This report will be updated.