Joe Biden is winning Democrats' 'endorsements primary.' Does it matter these days? - Los Angeles Times
Elizabeth Warren Endorses Joe Biden for President - The New York Times
Democrat Beto O'Rourke: 'No interest' in Texas gubernatorial campaign help from President Joe Biden
NH Primary Source: Bill Shaheen leads group of longtime NH Democratic leaders backing Biden
Bernie Sanders Endorses Joe Biden For President : NPR
Joe Biden picks up new Texas endorsements in advance of Houston debate
Biden Endorsed Just 2 Primary Candidates. Trump Backed Over 170 - Bloomberg
National Nurses United Endorses Biden | National Nurses United
Biden builds on moderate coalition, collecting endorsements from former 2020 candidates - ABC News
Biden picks up endorsements of past Castro, Harris supporters in Texas, California | The Hill
Joe Biden readies major endorsements and message of strength ahead of likely 2020 run | CNN Politics
Joe Biden Gets Praise, No Endorsements From Senate Democrats - ABC News
Joe Biden has endorsed the Green New Deal in all but name | Julian Brave NoiseCat | The Guardian
Joe Biden endorses Danica Roem in historic Virginia House of Delegates race – LGBTQ+ Victory Fund
Pete Buttigieg, Amy Klobuchar and Beto O'Rourke endorse Joe Biden - Los Angeles Times
Our First Presidential Endorsement - Alliance for Gun Responsibility
2020 Presidential Endorsements: Biden, Sanders, Warren, Buttigieg, Bloomberg, Klobuchar, Yang, Steyer - The New York Times
A chain reaction': how one endorsement set Joe Biden's surge in motion | Joe Biden | The Guardian
Endorsements by Joe Biden - Ballotpedia
Joe Biden given Super Tuesday boost from party endorsements | Financial Times
Biden campaign rolls out endorsements from 133 foreign policy officials | The Hill
Endorsing Joe Biden and Kamala Harris, for the animals | HSLF
Joe Biden racks up endorsements after South Carolina primary win
Mayor Eric Garcetti endorses Joe Biden for president - Los Angeles Times
Political endorsements can affect scientific credibility
Pennsylvania Republicans line up to endorse Biden over Trump as RNC kicks off
