Donald Trump and Volodymyr Zelensky's Oval Office meeting erupted into an unprecedented and blistering row. During the spectacular and extended bust up, Trump accused Zelensky of 'gambling with World War III.' Tempers flared with Vice President J.D. Vance also weighing in to give Zelensky a dressing down. The extraordinarily angry confrontation threatened to overshadow talks for a ceasefire in the Ukraine-Russia war.