Today is a very big national security news day. Here's a run down of the top stories.  

Major missile strikes across Kyiv as Zelenskiy says no to surrendering the Donbass to achieve peace.  

CIA Director William Burns says that while the threat of Russian nuclear weapons being used in Ukraine cannot be taken lightly, so far, the US does not seen any evidence that Moscow is preparing to do so.  His comments came during a speech at Georgia Tech in Atlanta on Thursday where he also spoke about the ‘political desperation’ and military setbacks that Russian President Vladimir Putin is experiencing as his forces suffer worse than expected losses in Ukraine.