A top aide to Russian President Vladimir Putin suggested that President Donald Trump "is not getting enough information" about Moscow's war on Ukraine, after Trump criticized Putin for his apparent reluctance to pursue a peace deal and warned that the Kremlin was "playing with fire.

Trump called Putin 'crazy' over the weekend and said May 27 he's 'playing with fire' as he continues to bombard Ukraine during peace negotiations.

Trump erupted when asked about “TACO,” or Trump Always Chickens Out, a term a Financial Times columnist coined to refer to market movements that follow the president’s tariff threats and reversals. Canada wants to kill 400 ostriches. Two top Trump officials want to save them.

Trump previously said his personal relationship with Putin would usher in peace for Ukraine. Now, he says Putin's gone "absolutely CRAZY!"

A Russian official said, "Trump is not being sufficiently informed about what is really happening in the context of the Ukrainian-Russian confrontation."

The U.S. president lashed out at the Kremlin on Tuesday as the White House continued to consider increasing sanctions against Russia.

While taking questions in the Oval Office, President Donald Trump was asked if he believed Russians are being disrespectful and if he believed that Vladimir Putin actually wants to end the war.

CNN’s Kaitlan Collins speaks with former Trump national security adviser John Bolton about President Donald Trump’s reaction to Russian President Vladimir Putin’s latest moves in the war in Ukraine.