The presidential campaign of 2008 marked a turning point in America.
Millions of voters were electrified by the prospect of the first African-American president. Even one of Barack Obama’s opposing candidates seemed mesmerized by the moment: "I mean, you've got the first sort of mainstream African-American who is articulate and bright and clean and a nice-looking guy. I mean, that's a story-book, man." But then, Joe Biden has always viewed everything in terms of race.