Senator Tom Harkin did everything but place a horse's head in Joe Lieberman's bed as he discussed the Connecticut Senator's Decision to join a filibuster of any Obamacare bill which contains the public option. He implied that if Lieberman , and independent, voted for the filibuster he would lose his committee chairmanship and would no longer be allowed to caucus with the Democratic Party: Sen. Tom Harkin (D-Iowa), chairman of the Senate HELP Committee, told reporters that Lieberman (I-Conn.) ought to consider the benefits of his membership in the Democratic caucus before he decides how to vote on healthcare reform....