After a strong third place finish in the 2020 Democratic New Hampshire primary, Klobuchar ended her presidential run following a weak showing in South Carolina.

Source: https://m.startribune.com/moving-past-2020-presidential-run-klobuchar-enjoying-smooth-senate-race-so-far/600305146/

It’s that 30% threshold, broken by McCarthy and Buchanan in the New Hampshire primary, that would create actual problems for Biden were it breached.

Source: https://indianexpress.com/article/explained/explained-global/joe-biden-democratic-challenger-2024-us-elections-8571397/

The New Hampshire primary is scheduled for Jan.

Source: https://www.benzinga.com/news/23/12/36274778/trump-slams-harvard-penn-and-mit-in-latest-campaign-promise-they-will-pay-us-billions-and-billions-o