Susquehanna Township resident Carl Shuman was heading home from a business trip in Pittsburgh Monday night, and after a pleasant drive, he pulled up to the toll booth at the Carlisle exit, ready to pay his toll. There, he was stunned by something that in his more than four decades of driving and in his professional life as an employment-law attorney, he had never encountered -- not like this, anyway, he said. As the car in front of him left the booth, Shuman noticed the toll collector shaking his head and smirking. "He said something very close to, 'Them black...