Who is Eteri Tutberidze, Kamila Valieva's coach? Meet the controversial matriarch of Russian figure-skating
Who is Eteri Tutberidze? What we know about the coach behind Kamila Valieva, top Russian figure skaters
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Who is Eteri Tutberidze, Kamila Valieva's coach? Meet the controversial matriarch of Russian figure-skating
