She expresses doubt Washington would take meaningful steps against Israel
It said the fire broke out in the early hours of Sunday morning in a privately-owned two-storey building that was temporarily housing 35 people in the village of Litochky, 37 kilometers (23 miles) northeast of Kiev.
"Emergency services units saved 18 people, five of whom have been hospitalized with burns of varying degrees of severity," it said. The fire was localized at 05:25 a.m. (2225 EDT), it said.
Prime Minister Volodymyr Groysman said the fire was a terrible tragedy that had caused irreparable loss and called for an immediate investigation into its causes, a statement on the government website said.