Bloomberg writes about this.

He expressed concern that Ukraine's allies are withdrawing their support when the country is at a critical point in the conflict.

“What are we doing? Are we retreating? - Biden expressed dissatisfaction.

Earlier, John Kirby, coordinator for strategic communications at the White House National Security Council, said that the lack of American military assistance forces the Ukrainian Armed Forces to use ammunition sparingly and complicates the situation for Kyiv along the entire front line.

EU diplomacy chief Josep Borrell also said that the EU has already depleted its stockpiles and does not have a “magic wand” to give Ukraine more shells.