Some Democrats have criticized Phillips since he mounted a longshot primary bid against the incumbent president last month.
Biden will face a primary bid from Minn. Rep. Dean Phillips, The Mighty 790 KFGO
Rep Dean Phillips, who is challenging Joe Biden for the democratic presidential nomination, speaks on campaign finance. : r/ThatsInsane
Can Rep. Dean Phillips run for Congress again if his presidential bid fails to catch fire? - CBS Minnesota
Why Dean Phillips Is Taking On Joe Biden - WSJ
Rep. Dean Phillips is challenging Biden in Democratic presidential race: This is an election about the future - CBS News
Rep. Dean Phillips Vows To March On After New Hampshire Democratic Primary
Biden primary challenger Dean Phillips won't run for re-election to Congress
Dean Phillips launches primary challenge against President Biden
Dean Phillips says a Biden campaign will lead to a Trump presidency - The Washington Post
Dean Phillips Launches Democratic Primary Bid, Challenging President Biden