Senate Minority Leader Mitch McConnell filibustered his own bill in December 2012.
Notes on verification
Confirmed by multiple independent contemporaneous news sources (NBC News, Washington Post, Salon, Christian Science Monitor) detailing the December 6, 2012 Senate debt-ceiling vote incident. [tier=silver indep_score=0.875 clusters=4 claim_tier=notable]
Sources
- The Best Reporting on What’s Wrong with Congress (seed:politics_and_current_events)
- https://www.nbcnews.com/news/world/mcconnell-filibusters-own-bill-flna1c7474989 (corroboration)
- https://www.washingtonpost.com/blogs/plum-line/wp/2012/12/06/dem-unity-forces-mcconnell-to-filibuster-his-own-proposal/?chead=true (corroboration)
- https://www.salon.com/2012/12/06/mcconnell_blocks_his_own_debt_ceiling_proposal/ (corroboration)
- https://www.csmonitor.com/USA/Politics/Decoder/2012/1206/Debt-ceiling-debate-twist-Sen.-Mitch-McConnell-filibusters-himself (corroboration)