It takes only an inch of snow to shut down Washington, but even the nuclear option cannot get Republicans to shut down the Senate. Several weeks after Harry Reid changed hundreds of years’ of Senate rules by abolishing the filibuster for all judicial and executive appointments, Republicans have all but forgotten about it. They could have threatened to block every piece of legislation until the rules are restored, but instead they are fully cooperating with a budget bill to fund Obamacare and increase spending, along with a farm bill to grow government intervention in the agriculture sector. They might even...