But Lieberman has voiced his opposition to any measure that contains a public option insurance alternative, which jeopardizes the 60-vote threshold necessary to block a Republican filibuster. "With all of the attention on last night’s healthcare vote in the House, it’s important to note that the Democrats do not have a 40 vote cushion in the Senate – in fact, they do not have a one vote cushion" said Brian Walsh, a spokesman for the NRSC. Full Article at The Hill