It's looking more certain by the day that Democrats will lose lots of congressional seats in November, and that's precisely why Republicans have reason to worry, writes Charles Krauthammer. Consider this scenario: Democrats call a lame-duck Congress into session after the midterm elections and pass a slew of controversial measures—tax hikes, the pro-union "card check" measure, carbon taxes, and so forth—with the votes of outgoing lawmakers who have nothing to lose.
"The only thing holding the Democrats back would be shame, a Washington commodity in chronically short supply," writes Krauthammer in the Washington Post. Still, it's the only weapon Republicans have, so he suggests Democratic candidates be asked to cross their hearts and promise to do no such thing. "The Democrats could, of course, make the pledge today and break it tomorrow. Call me naive, but I can't believe anyone would be that dishonorable." (Read more Congress stories.)