Who is Kyrylo Budanov, Ukraine’s covert intel chief?

Kyrylo Budanov, the secretive head of Ukraine's military intelligence, is set to become President Volodymyr Zelenskyy's chief of staff. Known as the 'man without a smile', Budanov is credited with daring covert attacks against Russia and has survived multiple assassination attempts. Popular in Ukraine but wanted in Russia, he will now wield major influence in Kyiv's war strategy.