Because they probably felt alternative was worse. Not to mention there are not many politicians willing to step up to the plate as well.
I agree that the media is showing mostly the "bad" things in Iraq. When was the last time you saw a story about the rebuilding and the humanitarian assistance and all the other good things that are going on over there? You don't. Why is that? Ratings.
I am like Radio Shack. You have questions? I have answers!