[cnn-photo-caption image=http://i2.cdn.turner.com/cnn/2008/images/09/26/art.biden.ap.jpg caption=] FROM CNN's Jack Cafferty: Senator Joe Biden is never at a loss for words. That is both the good news and the bad news. See not everything Biden says is helpful to the Democrats' cause. Example: He told the CBS Evening News this week that in 1929 "when the stock market crashed, … Continue reading Is Biden an asset or a liability for Obama?