The positions of the Ukrainian Armed Forces had come under fire 78 times in the past day and one Ukrainian serviceman had been wounded, the press center of the anti-terrorist operation (ATO) has reported.The hottest situation was in Avdiyivka and at Mariupol direction. The night before, militants fired mortars on the town of Kurdyumivka in the Donetsk region, located near Toretsk. A teenager died of shrapnel wound to the heart on the way to the hospital, said police chief of Donetsk region Vyacheslav Abroskin.