This was a clean fairly new minivan, 40 to 50 somethings. The driver the husband looked like the college professor type.
Perhaps a leisurely stroll to pick up your morning paper with your shotgun in tow would send the proper subliminal response...
OK. Then presumably academic volunteers sent out on a mission from local Obama HQ. They’ve been told to do something like count signs or note the addresses of McCain/Palin signs, but they probably don’t really know why. Just doing their part, obeying orders.