“A pair of Republican senators have thrown up roadblocks to the confirmation of dozens of U.S. ambassadors, marking the latest effort by lawmakers to delay President Biden’s nominees until their demands are addressed,” the Wall Street Journal reports. “Sens. J.D. Vance (R-OH) and Rand Paul (R-KY)—citing concerns about progressive political ideology and Covid-19 research records respectively—have put holds on State Department appointees, primarily career foreign-service officers.”