What are Russian losses in Ukraine?

What are Russian losses in Ukraine? Ukraine defense official claims Russia has lost 2,800 service members.

This is according to the Ukraine Deputy Defense Minister Hanna Malyar. Who said this Friday that:

Russian forces have lost 2,800 service members since the start of the invasion. Furthermore, she added that Russia also lost 80 tanks, 516 armored combat vehicles, 10 aircraft and seven helicopters.”We are strong!” she wrote on Facebook. “Victory will be ours!”

Is this true? Of Course, this could be pure propaganda. But, the action itself is newsworthy.

See her below Facebook profile and posts regarding the losses:

https://www.facebook.com/ganna.maliar

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What are Russian losses in Ukraine?