FILE - Sen. Joe Lieberman, I-Conn., pauses before heading into a Democratic caucus on health care reform in the Capitol in Washington, in this Nov. 18, 2009 file photo. On the Senate floor, Democrats are debating Republicans on health care. Behind the scenes, they're debating each other. Lieberman, a Connecticut independent, who has said he would filibuster the bill if a government option was included. He left a meeting early Thursday Dec. 3, 2009 and said his position hadn't altered.
(AP Photo/Alex Brandon, File)