Biden and Obama's 'Odd Couple' Relationship Aged Into Family Ties - The New York Times
Why former president Obama picked Joe Biden as his VP: 'We couldn't have been more different'
Biden's running mate search: Relationship with Obama offers a guide | CNN Politics
In new book, Obama writes of Biden, Palin, Graham and Trump - The Washington Post
Obama's New Book Describes Biden's 'Lack of a Filter' and His Strengths - WSJ
Obama taps Biden – The Denver Post
Ex-adviser says John Edwards was desperate to be a 2008 running mate - CBS News
Biden's Vice Presidential Choice May Be Swayed By History, Including His Own : NPR
Biden and Obama over the years | Reuters.com
John McCain - Wikipedia
Barack Obama names Joe Biden as running mate | US elections 2008 | The Guardian
Barack Obama Chooses Sen. Joseph Biden For VP | LAist - NPR News for Southern California - 89.3 FM
Plaque dedicated marking the Springfield site of Obama's presidential announcements | NPR Illinois
2008: A Look Back at President Barack Obama's Historic Election
How Tim Kaine went from 'wild card' vice presidential pick to shortlist favorite for Hillary Clinton - Los Angeles Times
Biden Was 'Hesitant' to Sign on As Obama's VP Nominee in 2008: Book
Biden's experience as Obama's vice president pick shapes his own search - Los Angeles Times
Obama reveals concern on picking Biden as running mate in 2008, cites compelling contrast | US News
Obama to hit the campaign trail for Joe Biden on Wednesday
Barack Obama - Wikipedia
Obama and Biden's Relationship Looks Rosy. It Wasn't Always That Simple. - The New York Times
Photo Gallery: Obama introduces running mate
