The SBU (Security Service of Ukraine) announced on Telegram that they had arrested several Russian agents who had infiltrated the Ukrainian military.
These agents, part of a network overseen by Russia's FSB intelligence service, are suspected of plotting to assassinate President Volodymyr Zelensky and other high-ranking officials.
There are many indications that Russia is intent on capturing the Ukrainian president.
Just yesterday, we reported that Russia has officially added Zelensky to its wanted list. On the ministry's website, a photo of Zelensky has been published along with the announcement.
You can read more about the search here.