Russia launched an overnight air attack against Ukraine on Sunday, sending missiles over other northern and central parts of the country, authorities said.
The Ukrainian military reported shooting down four cruise missiles of up to eight total airborne targets detected, adding that the rest of the targets were "probably false".
It also said there were no immediate reports of strikes.
The governor of Kyiv region, Ruslan Kravchenko, said two people had been wounded and 10 buildings damaged by falling missile debris in one unspecified area of the region.
"Thanks to the professional work of the air defense forces, there were no strikes on critical or residential infrastructure," he said in a statement.
All of Ukraine was under air raid alerts for about three hours early on Sunday before they were cleared at around 6:00 am (0300 GMT).
Russia has carried out a campaign of regular air strikes involving missiles and drones against Ukrainian centres far from the front line as part of its 18-month-old full-scale invasion.
The US and Iran failed to reach an agreement to end their war despite marathon talks that concluded on Sunday in the Pakistani capital Islamabad, jeopardising a fragile ceasefire.
At least 30 people were killed on Saturday in a stampede at the Laferriere Citadel in the northern countryside of Haiti, authorities said, warning that the death toll could rise.
A cyclone battered New Zealand's North Island on Sunday, cutting power to thousands of residents and forcing hundreds to evacuate, as officials warned conditions would worsen through the day.
Negotiations between the United States and Iran appeared to have concluded for now, Iran's government has announced early on Sunday, after a series of talks in Pakistan to end the six-week war between Washington and Tehran.
Costa Rica on Saturday has received the first group of migrants from other countries deported from the United States under an agreement signed in March between the two countries, local authorities said.