Ukrainian Military told that during the day has recorded 35 cases of ceasefire violation from the militia of Donbass. first in Donetsk reported that the site of the local hospital number 21 hit four mines. 3 of them exploded close to hospital, one hit the roof of the building and did not explode. "The twelfth of April from midnight to 18 o'clock in the evening the situation in the area of antiterrorist operations remained tense