As President Trump claims he is "close" to signing a mining deal with Ukraine, and his secretary of state Marco Rubio talks about a lack of "gratitude" from President Zelenskyy for US military assistance, our US correspondents Mark Stone, Martha Kelner and James Matthews discuss if this is the real reason Trump's administration appears to have turned it's back on Ukraine.   
  
And, why Canada is taking their feud with Donald Trump on to the ice. 
 
You can email James, Mark and Martha on [email protected]