The U.S. Bureau of Labor statistics (BLS) reports are closely watched for unemployment numbers and other critical economic data. A few months ago, Obama nominated far-left Erica Groshen to replace acting head, John Galvin. You've likely noticed that when figures are released from the BLS, it's a sure bet they will be "revised," and sometimes in an unbelievable manner. Well, Groshen is a former union shop steward. When it comes to unions, Groshen is a devoted activist on their behalf. She should not have the power to fiddle with labor statistics. The BLS should be a non-political appointment. Groshen is...