Ukrainians give their opinion ahead of presidential runoff Ukrainians give their opinion ahead of the presidential runoff between comedian Volodymyr Zelensky and President Petro Poroshenko. Zelensky, tipped to take over Ukraine's presidency, vowed to dismantle the old political system as he went head-to-head with his incumbent rival in an extraordinary stadium debate before this weekend's vote. IMAGES of Kiev AND SOUNDBITES of Ukrainians