The CIA has assessed Ukraine was not targeting a residence used by Russian President Vladimir Putin in a recent drone attack in the north of his country, according to US officials, undercutting an assertion the Russian president had made to Trump in a Monday phone call.

Putin claims no "willingness from Ukraine" to negotiate a peace deal as he touts battlefield gains, and Kyiv claims a brazen strike on a ship far from Russia.

Zelensky says he is ready for ‘any format’ of meeting with Putin to secure peace deal - Ukrainian leader said he is committed to continuing talks on how to end the war

Russian President Vladimir Putin and Ukrainian President Volodymyr Zelensky offered contrasting speeches to ring in the new year amid a push to end the nearly four-year war between the two

Follow live updates from NBC News as Russian President Vladimir Putin speaks at his annual year-end news conference on Ukraine, peace, war and Trump.

Moscow said a Ukrainian drone attack targeted a residence of President Vladimir V. Putin, which Ukraine denied, accusing the Kremlin of fabricating an excuse not to make peace.