Ukrainian authorities said the attacks appeared to target the country’s energy infrastructure in several cities.

Blasts rang out across Ukraine's capital Kyiv and other cities early on Sunday, as Russia staged its biggest missile attack ...

Blasts shook Ukraine's capital Kyiv and other cities while neighbouring Poland scrambled its air force early on Sunday after ...

Poland said it had scrambled fighter jets and mobilized all available forces on Sunday in response to a “massive” Russian ...