A week earlier Paul held a roughly 13-hour filibuster on John Brennan's nomination to lead the CIA. Paul filibustered Brennan's nomination in order to push the Obama administration to respond to Paul's questions about drone policy.

A number of Republicans joined Paul's filibuster and Senate Minority Leader Mitch McConnellAddison (Mitch) Mitchell McConnellSenate passes 0B defense bill Overnight Health Care: New GOP ObamaCare repeal bill gains momentum Overnight Finance: CBO to release limited analysis of ObamaCare repeal bill | DOJ investigates Equifax stock sales | House weighs tougher rules for banks dealing with North Korea MORE (R-Ky.) praised him for it.

McConnell has also highlighted support for the filibuster in a campaign email.