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

When President Donald Trump spoke last week by telephone with Vladimir Putin, the Russian leader committed to drafting and sending what he described as a “memorandum of peace” in the coming days laying out Russian requirements for a ceasefire with Ukraine,

State-run outlet RT said Trump changes his opinion frequently, while a TV anchor said he should remember that Moscow can "destroy the world several times over."