Red America, my new blog at washingtonpost.com, has been under attack since its launch. It is a conservative blog on a mainstream media site, so many of the attacks were expected. If one bothers to read it, I believe it stands as a welcome addition to the opinion debate. The hate mail that I have received since the launch of this blog has been overwhelmingly profane and violent. My family has been threatened; my friends have been deluged; my phone has been prank called. The most recent email that showed up while writing this post talked about how the author...