Ukraine can't 'give in to fear' after Russian nuclear 'blackmail', Ukrainian FM says

Ukrainian Foreign Minister Andriy Sybiga issued a call on Tuesday to remain "clear-eyed and not give in to fear" in the face of Russia easing its rules on the use of nuclear weapons. Sybiga dismissed the changes during a congressional hearing at the US Capitol, saying, "their updated nuclear doctrine and public rhetoric on the use of nuclear weapons are nothing more than blackmail". Read our blog to see how the day's events unfolded.