The Senate's top Republican told Fox News' Chris Wallace that he wasn't sure if he could stop the Senate from passing health care reform if budget reconciliation was used. Reconciliation circumvents the filibuster and would allow Senate Democrats to pass reform without any support from Republicans.

McConnell is uncertain if enough Democrats oppose the plan to defeat the bill. "There'll be a lot of Democrats who will vote against it," said McConnell. "Whether there will be 11 Democrats who will vote against it is not clear.