President Joe Biden and Secretary of State Antony Blinken invoked U.S. “national interest” in allowing Russia and Germany to proceed with completing the Nord Stream 2 (NS2) pipeline, without explaining exactly what that interest was. How is it in the U.S. national interest to place the security of Europe’s sovereign nations at risk by supporting the NS2 pipeline, in partnership with a notoriously untrustworthy Russia, in exchange for short-term energy security for Germany?