Air defense has been activated in Kyiv amid reports of airstrikes targeting Chernihiv, a city in northern Ukraine, ABC News confirmed.
Kyiv’s mayor said Russian drones are “entering the city” in a post on Telegram. He urged people to “stay in shelters” and said medics were “heading to the scene” in the post.
This comes amid preliminary reports that a “high-rise building was hit” in Chernihiv, the head of the Chernihiv City Military Administration Dmitry Bryzhynskyi wrote in a post on Telegram.
“The city is currently under attack,” Bryzhynskyi wrote in the post, originally written in Ukrainian.
MORE: Aftermath of Ukraine drone strike on Russian airfields shown in satellite imagery
The escalation of attacks between Ukraine and Russia comes as U.S.-brokered peace talks between the counties have failed to come to fruition.
U.S. official also said this week that there was evidence that Russia was preparing to retaliate against Ukraine for the drone strikes on Sunday.
MORE: As Ukraine and Russia step up attacks, the Trump administration takes a step back: Analysis
At least 11 Russian bomber aircraft and one large transport plane were badly damaged or destroyed in Ukraine’s drone attack against Russia.
The covert operation was described as one for the “history books” by Ukraine’s president, Volodymyr Zelenskyy.
This is a developing story. Please check back for updates.
