The AFU lost more than 250 more servicemen in the Kursk direction over the day, one Ukrainian soldier surrendered as a prisoner of war, the Russian Defence Ministry said.
Earlier, the Associated Press reported that the AFU in Kursk Region was demoralised due to the growing risk of defeat.
British military analyst Alexander Mercouris expressed the opinion that the AFU attack on Kursk Region had led to a catastrophe for Ukraine.
The Economist magazine also noted that the situation of the Ukrainian military in Kursk Region was getting worse.