Top news
The Iowa Caucuses App Had Another Problem: It Could Have Been Hacked
By Jessica Huseman & Jack Gillum
How Joe Biden Blew It
By Edward-Isaac Dovere
Analysis | Joe Biden's campaign has a problem, and it begins with the candidate
By Dan Balz
All coverage
Sanders Raises $25 Million in January, a Huge Show of Financial Strength (Published 2020)
By Shane Goldmacher
Trump Fans Flooded Iowa Caucus Hotline, Democrats Say
By Tyler Pager & Jennifer Epstein
'Clog the lines': Internet trolls deliberately disrupted the Iowa caucuses hotline for reporting results
By Maura Barrett, Vaughn Hillyard & Ben Collins
Biden concedes Iowa was 'a gut punch'
By Marc Caputo
Iowa caucuses: Democratic National Party chairman calls for immediate recanvass
By Caroline Linton, Grace Segers & Melissa Quinn
Iowa caucus app was rushed and flawed from the beginning, experts say
By Maura Barrett & Ben Popken
Biden campaign agonizes over Iowa shellacking - POLITICO
By Natasha Korecki & Marc Caputo
Joe Biden in Iowa: What Went Wrong in the Caucuses
By Thomas Kaplan, Katie Glueck & Jonathan Martin
Iowa Caucus Results Riddled With Errors and Inconsistencies (Published 2020)
By Andrew Fischer, Nate Cohn & Denise Lu