"What has been building up for the Ukrainians is fundamentally a manpower issue," a former senior Pentagon adviser told Newsweek.

President Donald Trump described his summit Friday with Russian President Vladimir Putin to discuss the war in Ukraine as a “feel-out meeting.”

Russia’s Defense Ministry and pro-Kremlin military bloggers reported Tuesday that Ukrainian forces again launched multiple attempts to break through defensive lines.

Zelenskyy reiterated Ukraine would not withdraw from territories it controls because it would only serve as a springboard for a future Russian invasion.

Ukrainian President Volodymyr Zelenskiy said he won’t cede the eastern region of Donbas to Russia and pushed for Kyiv to be included in talks as the US and Russian leaders prepare to meet on Friday.Vladimir Putin is demanding that Ukraine give up the Donetsk and Luhansk regions that together form Donbas as a condition to unlock a ceasefire and enter negotiations over a longer-term peace accord.