The documentary “Russians at War” has sparked controversy since its debut on the festival circuit, with many accusing it of whitewashing Russian soldiers and their crimes in Ukraine. Canadian-Russian director Anastasia Trofimova has defended the film, calling it “anti-war.” After facing backlash, the Toronto International Film Festival pulled screenings of the film, with both the festival and filmmakers citing concerns over potential violence. Toronto police said they were not aware of any serious threats, according to Canadian media reports. The filmmakers behind “Russians at War” have argued…