Russia has Ukraine outgunned 10 to 1 on artillery, and 30 to 1 on its airforce, Zelenskyy says

• Russia is firing 10 times more artillery than Ukraine, President Volodymyr Zelenskyy said.
• Russia also has 30 times more aircraft, he said, in a worrying sign for the country.
• Ukraine is suffering critical shortages with US aid stalled, and has warned it may need to retreat.

Ukraine's president said that Russia is now firing 10 times more artillery shells than his country is able to, and has 30 times more aircraft, in a worrying sign for Ukraine's ability to sustain its military efforts.