WASHINGTON | The tea party is not a racist group, says Vice President Joe Biden, though he believes that some of those involved in the movement have expressed racist views. Vice President Joe Biden speaks at the annual Tennessee Democratic Party Jackson Day on Friday, July 16, 2010 in Nashville, Tenn. "Very conservative, very different views on government and a whole lot of things," Biden said during an interview broadcast Sunday on ABC's "This Week." ''But it is not a racist organization." President Barack Obama doesn't think so, either, Biden said. The National Association for the Advancement of Colored People...