by Dmytro GORSHKOV Agence France-Presse KYIV, Ukraine (AFP) — Moscow began its mandatory troop call-up Thursday to try to bolster a stumbling war effort in Ukraine, with authorities saying thousands had volunteered even as Russian men fled the country to avoid being forced to fight. Amateur footage posted on social media since President Vladimir Putin ordered the mobilization of reservists on Wednesday purported to show hundreds of Russian citizens across the country responding to military […]