1. Akin, Katie. 2020. “Record Number of Iowans Registered to Vote Ahead of 2020 Election Day.” Des Moines Register, November 2, 2020. https://www.desmoinesregister.com/story/news/politics/2020/11/02/election-2020-record-high-number-registered-active-voters-iowa/6124903002/.
2. Axelrod, Tal. 2020a. “Iowa Caucus Mishap Fueled by DNC Interference, State Missteps: Autopsy Report.” The Hill, December 12, 2020. https://thehill.com/homenews/state-watch/529962-iowa-caucus-mishap-fueled-by-dnc-interference-state-missteps-autopsy.
3. Axelrod, Tal. 2020b. “Iowa Losses Underscore Democrats’ Struggle with Attracting Rural Voters.” The Hill, December 2, 2020. https://thehill.com/homenews/campaign/528273-iowa-losses-underscore-democrats-struggles-with-attracting-rural-voters.
4. Azari, Julia. 2020. “Biden Had to Fight for the Presidential Nomination. But Most VPs Have To.” FiveThirtyEight, August 20, 2020. https://fivethirtyeight.com/features/biden-had-to-fight-for-the-presidential-nomination-but-most-vps-have-to/.
5. Barrett, Maura, and Ben Popken. 2020. “How the Iowa Caucuses Fell Apart and Tarnished the Vote.” NBC News, February 21, 2020. https://www.nbcnews.com/politics/2020-election/how-iowa-caucuses-fell-apart-tarnished-vote-n1140346.