As of the beginning of the day, June 25, the number of combat engagements on the frontline has increased to 75. Russia is most active in the Pokrovsk sector, according to the General Staff of the Armed Forces of Ukraine. Sectors In the Kharkiv sector, fighting continues near Vovchansk. Ukrainian Defense Forces repelled 1 of the 4 Russian attacks. In the Kupiansk sector, Russians with the support of aviation tried to push Ukrainian troops out 6 times in the areas of Stepova Novoselivka and Pishchane. 8 Russian attempts to advance were repelled by Ukrainian defenders, and 2 firefights are ongoin…