Ukraine live briefing: Izyum mass burial site under investigation; Biden to meet Griner’s wife

“I refuse to complete my duty in the special operation on the territory of Ukraine due to lack of vacation days and moral exhaustion,” wrote one man who identified himself as the commander of an antiaircraft missile platoon from the Moscow region.

Loveday Morris, Kate Brady, Robyn Dixon, Mary Ilyushina and David L. Stern contributed to this report.