Russia’s offensive near the city of Kharkiv is spreading out the front of the war in eastern Ukraine, Ukrainian President Volodymyr Zelensky said, pointing to a development that means more parts of the country facing combat. “There are villages that have turned from a ‘grey zone’ into a combat zone, and the occupiers are trying to gain a foothold in some of them or simply use them to advance further,” Zelensky said, describing the situation in his daily video message on Sunday evening. With this offensive, the Russian military is trying to stretch the Ukrainian forces to their limits, he added…