U.S. Vice President Joe Biden (R) talks with his son, U.S. Army Capt Beau Biden, at Camp Victory on the outskirts of Baghdad July 4, 2009. Biden met U.S. troops preparing to mark their Independence Day holiday on Saturday, on the third day of a visit he has used to urge Iraqi politicians to do more to reconcile rival factions. Reuters Pictures logo Reuters Pictures 31 months ago

U.S. Vice President Joe Biden (R) talks with his son, U.S. Army Capt Beau Biden, at Camp Victory on the outskirts of Baghdad July 4, 2009. Biden met U.S. troops preparing to mark their Independence Day holiday on Saturday, on the third day of a visit he has used to urge Iraqi politicians to do more to reconcile rival factions.