Obama-tied operatives and Biden supporters launch $60 million 'dark money' group • OpenSecrets
Barack Obama poised to add his star appeal to Joe Biden's campaign | Barack Obama | The Guardian
Democrats Don't Like to Be Told Who to Vote For”: Obama Has Flirted with Beto and Other Potential 2020 Rivals, and Biden Is Upset | Vanity Fair
Biden, Obama Talk Being Able to Relate, Health Insurance in Sit-Down – The Hollywood Reporter
A Socially Distanced Conversation: President Barack Obama and Vice President Joe Biden - YouTube
Obama joins Biden for first campaign stump, says 'We have to do more' to get him elected
Biden, Obama pair in socially distanced video to decry Trump | US Elections 2020 News | Al Jazeera
Obama Urges Democrats: 'Whatever You've Done So Far Is Not Enough' - The New York Times
Biden and Obama Transitions: Similarities and Differences | Federal Budget IQ
Barack Obama Endorses Joe Biden In 2020 Race : NPR
Biden and Obama will hold their first joint rallies on Saturday in Detroit and Flint, Mich. - The New York Times
Obama Slams Trump During Biden Campaign Event
Joe Biden loves to invoke Barack Obama. In 2020, that's complicated
Obama emerges as central figure in 2020 presidential race | The Seattle Times
Why Joe Biden needed the Sanders and Obama endorsements | YouGov
Obama, Biden Reunion Fundraisers Raise $11 Million - Bloomberg
Barack Obama urges anxious Democrats to 'chill out' over 2020 candidates at California fundraiser - ABC News
Barack Obama is waiting on whether to endorse former VP Joe Biden
Biden's 2020 Announcement Brought Praise From Obama - The Atlantic
Obama to hit the campaign trail for Biden-Harris - CBS News
Obama rips into Trump's record in 2020 campaign trail debut | CBC News
How Obama Can Win the 2020 Election – for Joe Biden
You Believe This S--t?' Biden's Complicated Friendship With Obama - POLITICO
Obama blasts Trump, praises Biden in new 2020 campaign video | AP News
In Obama, Democrats see a bridge between Biden and young voters | PBS NewsHour
Joe Biden and Barack Obama raise $11m in first 2020 fundraiser together | Joe Biden | The Guardian
AP Source: Obama to endorse Biden in video on Tuesday - WHYY
