The Associated Press reports that Barack Obama has chosen Joe Biden as his vice presidential running mate, a decision seen as a strategic balance given their differing political styles. Biden's experience and ability to be an "attack dog" are viewed positively, although concerns arise about both candidates' tendencies to be verbose. There is debate over the decision not to select Hillary Clinton, with some arguing it could alienate voters who supported her in the primaries, while others believe it avoids potential backlash from Republican voters. The discussion also touches on Biden's past criticisms of Obama, raising questions about their evolving relationship. Ultimately, the choice reflects a broader strategy to unify the Democratic party and appeal to a wide voter base in the upcoming election.