Spiegel is now reporting about Hersh's article as well. They seem more interested in dismantling Hersh however than commenting on any of his claims in detail:
https://www.spiegel.de/ausland/russland-duma-sprecher-wjatsc...Other outlets seem to be commenting a bit more neutral: https://www.stern.de/politik/ausland/nord-stream-2--usa-soll...