Police are on the scent of a serial POOPER!

The cops in Warren, Michigan are hunting for a serial criminal in the area.  His crime?  Sneaking into cars at auto shops . . . and POOPING in them.

So far there have been two reports from different auto shops of someone walking into their parking lot in the middle of the night, sitting inside one of the cars there for repairs, and leaving a foul package inside.

The cops are working on tracking the guy down