President Volodymyr Zelensky lobbied his allies for more air defenses on Sunday, warning that Russia was “taking advantage” of attention shifting away from the Ukraine war to intensify its bombardment of the country. Diplomatic efforts to end Russia’s three-and-a-half year invasion of Ukraine have stalled in recent months. JOIN US ON TELEGRAM Follow our coverage of the war on the @Kyivpost_official . Moscow has meanwhile renewed its campaign of air strikes against Ukraine’s energy grid, cutting