Drone attacks on Ukraine's second-largest city of Kharkiv killed four people, including three rescuers responding to an earlier strike.
Power for 350,000 residents was severed after an energy facility in the Kharkiv region was struck during Thursday's attacks, officials said.
Nato members have agreed to scour their arsenals for more air defence systems to protect Ukraine from Russian ballistic missile attacks.
[
add
]
[
|
|
...
]