Ukraine's Security Service chief resigns under Zelensky pressure, to focus on operations against Russia

President Volodymyr Zelensky announced on Jan. 5 that Vasyl Maliuk will step down as head of Ukraine's Security Service (SBU) but remain in the agency to focus on asymmetric operations against Russia.

"(Maliuk) knows how to do this best and will continue within the SBU system," Zelensky said. "Together, we discussed candidates for the new head of the SBU."