This vote is on the motion to invoke cloture on the FISA Amendments Reauthorization Act, S. 139, which requires a 60-vote majority to limit debate. In addition to the objections FreedomWorks has to the bill, Majority Leader Mitch McConnell (R-Ky.) used a tactic known as "filling the tree" to prevent amendments that would have addressed the concerns of constitutional conservatives and libertarians.