(ANSA-afp) - KYIV, 04 DIC - More than 500 Ukrainian localities remained without power Sunday following weeks of Russian airstrikes on the electric grid, an interior ministry official said. "The enemy continues to attack the country's essential infrastructure. Currently, 507 localities in eight regions of our country are cut off from electricity supplies," deputy interior minister Yevgueny Yenin told Ukrainian television. "The Kharkiv region is the worst hit with 112 isolated villages," Yenin added. Another 90 villages were cut off in the Donetsk and Kherson regions, he said, with others in the regions of Mykolaiv, Zaporizhzhia and Lugansk. (ANSA-afp).