The city of Red Army to the north, Rogozhinsk, the Russian forces captured a mine and a large slag heap (the green part in the picture), approaching Rogozhinsk.
Seizing the slag heap gave the Russian forces a good vantage point, allowing them to better monitor the movements of the Ukrainian forces in Rogozhinsk.
Original article: www.toutiao.com/article/1839861011221504/
Statement: This article represents the views of the author himself.