Severe clashes continued between Russian and Ukrainian units along several front lines in eastern Ukraine on Thursday, the Ukrainian general staff said in its evening report. “The enemy is looking for ways to break through our defences,” the staff said, noting that more than half of the over 100 armed clashes reported during the day had occurred in the area around Pokrovsk in the Donetsk region. The front lines remain unchanged, though. Ukrainian military officials also reported heavy fighting around the settlement of Mirnoye, west of the city of Zaporizhzhya, where a Russian brigade lost arou…