People from every family in Ukraine's north-eastern village of Hroza have been affected by a missile attack that killed 52 people on Thursday, Interior Minister Ihor Klymenko has said. An eight-year-old boy was among the victims when a cafe was hit during a wake in the Kharkiv region. "From every household there were people present", Mr Klymenko said. Ukraine's defence ministry blamed Russia for the attack, and said there were no military targets in the area. Russia has not directly commented on the strike. But Russia's state news agency Ria Novosti reported that the Russian military had carried out 20 air and artillery strikes on Ukrainian targets in the Kupyansk district - where Hroza village is located. It did not say when the strikes were carried our or mention the village of Hroza.