Top news
Bernie Sanders draws sharp contrasts between himself and Joe Biden
By Gregory Krieg & Kate Sullivan
Biden picks up endorsement of firefighters union as Trump blasts labor leaders
By John Wagner
Democrats dismiss Joe Biden as front-runner in name only
By Christopher Cadelago & David Siders
All coverage
Biden, Now the Front-Runner, Gives First Speech as 2020 Candidate (Published 2019)
By Jonathan Martin
How Joe Biden 'underwent a cosmetic overhaul to make himself more appealing to voters'
By Ariel Zilber
Don't be fooled: Joe Biden is no friend of unions
By Gabriel Winant
Firefighters union endorses Joe Biden for president
By Arlette Saenz
Trump goes after Biden — and against advisers' advice
By Jeremy Diamond
The latest CNN poll on 2020 Democrats : Live updates
By Harry Enten
Trump attacks Biden despite Kushner directive to lay off Dem field
By Marc Caputo & Gabby Orr