Russian President Vladimir Putin and Ukraine's Volodymyr Zelenskiy discussed the conflict in eastern Ukraine and both expressed support for a ceasefire that starts on July 27, their offices said on Sunday.
All 13 people taken hostage on a bus in western Ukraine were freed unharmed on Tuesday after President Volodymyr Zelenskiy spoke by phone with the hostage-taker and agreed to his demand to endorse a 2005 animal rights documentary.
A man who said he was armed with weapons and explosives seized a bus in the western Ukrainian city
The fire has destroyed 80 dacha holiday cottages and 30 houses in two villages.
A simmering conflict between Ukrainian troops and Russian-backed forces in eastern Ukraine has killed more than 13,000 people since 2014.
Relations between Ukraine and Russia collapsed following Moscow's annexation of the Crimean peninsula in 2014 and its subsequent support for separatists in a conflict in eastern Ukraine.
Iran had denied for days after Wednesday's crash that it brought down the plane, although a top Revolutionary Guards commander said on Saturday that he had informed the authorities about the unintentional missile strike the same day it happened.
All 176 people on board, including 63 Canadians, were killed on Wednesday shortly after it took off from Tehran on a flight to Kiev. Iran denies its forces brought down the plane.