Rep. Abby Finkenauer introduces Democratic presidential candidate, former Vice President Joe Biden, on January 3, 2020, in Independence, Iowa.
Mandatory Credit:	Stephen Maturen/Getty Images

Rep. Abby Finkenauer introduces Democratic presidential candidate, former Vice President Joe Biden, on January 3, 2020, in Independence, Iowa.
Mandatory Credit: Stephen Maturen/Getty Images

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Abby Finkenauer announces Senate bid in Iowa

Former Iowa Rep. Abby Finkenauer on Thursday announced she is running for Senate, becoming the highest-profile Democrat vying to possibly take on seven-term incumbent Republican Sen. Chuck Grassley.