"We didn't see this before, but now the enemy has become more active," she said.Toretsk and Chasiv Yar have become one of the hottest spots in Donetsk Oblast in recent months as Russian troops continue advancing in Ukraine's east.The estimated advance of Russian forces in Donetsk Oblast as of Dec. 23, 2024, according to DeepState. (DeepState/OpenStreetMaps)The spokesperson described the situation in Toretsk as "the most difficult.""The fighting is for every house. And you need to understand that somewhere they (Russia) can advance by one house, and literally the next day we are already taking back this house," Bobovnikova said.According to the spokesperson, it is difficult to use tanks and armored combat vehicles in both Toretsk and Chasiv Yar because they are "not so effective in urban areas" and difficult to maneuver.Throughout 2024, Ukraine has faced a challenging situation in its defense of the front line.