European Commission President Ursula von der Leyen countered Russian President Vladimir Putin’s appeal to the German government to revisit a decision to abandon the Nord Stream 2 gas pipeline. “I want to be very clear: Nord Stream 2 is not even certified and not at all operational,” the commission chief said in a Brussels press conference, launching an emergency gas supply plan. Von der Leyen also said “there is no pretext not to deliver gas” through the Nord Stream 1 pipeline now that a Siemens Energy turbine is to be returned from Canada after maintenance work. “It [the turbine] is in transi…