Ukrainians protected the fleet from Russia's services

[Security Service of Ukraine](https://ssu.gov.ua/) (SBU) exposed in Mikołajev the man who acted for the Russian peculiar services**. Thanks to his efforts, Putin's forces could gain valuable information about the Ukrainian fleet close [Black Sea](https://maps.app.goo.gl/FGNAmXXFcwqTpUB16)**.