Having thrown away what little leverage the Republican Party has in this one-party government, GOP Senate leader Mitch McConnell (R-Ky) compounded his felony by rolling over once again in the face of Democratic efforts to raise the debt limit with no conditions attached. Democrats, of course, can raise the limit anytime they want because they would not need a filibuster proof majority for a budget bill under the Byrd Rule. But they want to share the blame for doing so with Republicans, so they won’t raise the debt limit alone. And, obliging as ever, McConnell caved in and agreed to...