Obama breaks primary silence to praise Biden but stops short of endorsement - POLITICO
Biden's 2020 Announcement Brought Praise From Obama - The Atlantic
Biden and Obama Transitions: Similarities and Differences | Federal Budget IQ
Photos: Obama returns to the White House | CNN Politics
Biden, Obama coming to Philadelphia for campaign blitz - CBS Philadelphia
Obama returns to White House to help Biden push Affordable Care Act - ABC News
You Believe This S--t?' Biden's Complicated Friendship With Obama - POLITICO
Barack Obama and Joe Biden Save the Future in 'Barry & Joe: The Animated Series'
Barack Obama Endorses Joe Biden In 2020 Race : NPR
How Barack Obama's eight years shaped Joe Biden's first 100 days
Biden has told Obama he's running again | The Hill
Biden has told Obama he's running again | WJMN - UPMatters.com
Biden, Obama, Clinton Mark 9/11 in NYC With Display of Unity | Chicago News | WTTW
Obama Surprises Joe Biden With Presidential Medal of Freedom - The New York Times
2020 election: Joe Biden is running as Obama's heir. The problem: He's not Obama. - POLITICO
Obama returns to White House to celebrate ACA anniversary with Biden | PBS NewsHour
Barack Obama brings his support to Joe Biden's presidential campaign | Financial Times
President Obama, Vice President Biden in the Bay Area this week for fundraisers - ABC7 San Francisco
Obama joins Biden for first White House appearance since 2017 | The Hill
Biden says Obama offered financial help amid son's illness | CNN Politics
Obama's back — for a day — in White House health bill push | AP News
Will Biden or Obama endorse Karen Bass for L.A. mayor? - Los Angeles Times
Giuliani Claims He Has Evidence Linking Biden to Obama | The New Yorker
AP Source: Obama to endorse Biden in video on Tuesday - WHYY
