CBS dancing to Republican tune ANTONIA ZERBISIAS I'm thinking of having the above photo retaken in order to show the drywall embedded in my forehead. It's a wonder I stopped bashing my head long enough to eke out this column. It's been that kind of week. First, there was CBS's dumping of its sweeps period biopic The Reagans after a right wing-organized backlash, and then, at Thursday's Canadian Journalists For Free Expression awards dinner, I got into a surreal argument with a TV network foreign affairs producer who made the outrageous claim that the U.S. never lied about its motives...