
Defense Minister Stepan Poltorak and Head of the Security Service of Ukraine Vasyl Hrytsak filed their resignation letters. The documents are yet to be signed by President Volodymyr Zelensky who has just taken the office. Hrytsak chaired his office since 2015.
Lately, a lot of Ukraine's top officials resigned because of the inauguration of the new Ukrainian president. In particular, the list includes Foreign Minister Pavlo Klimkin and Oleksandr Turchynov, the head of the National Defense Council.