They won't give up, will they?

BDS sufferers are nothing if not remarkably persistent. Even though we are just 99 days away from the November election, they are STILL determined to impeach President Bush: http://www.washingtontimes.com/news/2008/jul/26/committee-hears-about-trying-bush/. What in the world do they hope to accomplish with this? What could it possibly achieve? All that is being done is that even more government resources than normal are being wasted on a fool's errand, which is saying something.