Ukraine has introduced additional security measures at nuclear power plants (NPP) in order to avoid interference in their work with the aim of destabilizing, head of state Volodymyr Zelensky has said.”To date, Energoatom is operating as it never did. Some 13 blocks out of 15 are working. God grant that everything is good. We are additionally protecting them. Frankly speaking, we know that today everyone wants to do so that there is energy destabilization in Ukraine,” Zelenskiy said during a press conference in Kyiv on Friday.”The main thing for us is that there are no blackouts,” the head of state said.