SPRINGFIELD, MI (WKZO) -- Springfield Public Safety is looking for the vandals who drove around the community shooting out the windows of cars and pick-ups parked near the street.  They suspect its teenagers.  Their weapon of choice appears to be a high powered wrist slingshot, and they are using marbles as projectiles. There are over 30-reports so far of damage caused to vehicle windows and windshields.  They are asking for any tips they can get from the public.