Two films about Russia and Ukraine are generating buzz in this year's film awards season: Mstyslav Chernov's "2,000 Meters to Andriivka" and "Mr. Nobody Against Putin," directed by American documentarian David Borenstein and Pavel Talankin, the film's protagonist and a former videographer at a secondary school in Russia. Two of the most prestigious Western honors have gone to "Mr. Nobody." One, it beat out "2,000 Meters" for the Best Documentary BAFTA Award during Sunday's ceremony. Second, at