Leave it to Karl Rove to call a spade a spade and expose Joe Biden for the truth challenged liberal he is.Biden is not only a liar, he is a serial liar incapable of being truthful about almost anything. He is also a plagiarizer, a backstabber, and just a plain old gossiply blabbermouth.This current brouhaha erupted over a Biden brag about going into the Oval Office and lecturing President Bush about leadership:Karl Rove called Joe Biden a "blowhard" and a "liar" in response to some of the vice president's comments about the Bush administration."He's a serial exaggerator. If I was being unkind I would say he's a liar, but it's a habit he ought to drop," Rove said on FOX News. ""You should not exaggerate and lie like this when you are the Vice President of the United States."Rove's comments are the harshest and most pointed yet in an ongoing feud between Biden and Bush administration officials, including Vice President Dick Cheney....(Read Full Post)