President Donald Trump is making clear he is losing patience with Vladimir Putin, leveling some of his sharpest criticism at the Russian leader as Moscow pounds Kyiv and other Ukrainian cities with drones and missiles for a third straight night.

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,

While the Kremlin downplayed Trump's remarks about Putin, pro-Kremlin bots have launched a smear campaign against the U.S. president. The online attacks suggest that Putin may be less than pleased with Trump's sudden shift in tone, despite the U.S. president recently describing their latest phone call as having gone "very well."