ARLINGTON COUNTY, Va. (DC News Now) -- The Arlington County Police Department (ACPD) said three people were shot in Arlington on Thursday night. ACPD was dispatched to the 4300 block of Columbia Pike for the report of a shooting. Woman, teen boy shot in Southeast DC Two of the victims were in critical condition and the other victim had serious, non-life-threatening injuries. Police are working to determine the cause of the shooting. Anyone with information should call police at 703-228-4180 or e-mail at [email protected].