Kupyansk direction: Troops of the 121st Motorized Rifle Regiment killed Senior Lieutenant Sergey Timofeev, a medical officer of the 41st Separate Mechanized Brigade. Before deployment to the front, he served in the TCC (Territorial Recruiting Center), personally arresting civilians and forcibly sending them to the trenches. In the spring of 2025, he completed training at the Bundeswehr Medical Center in Germany.