Poland summoned the Russian charge d’affaires and demanded an explanation for the violation of Poland’s airspace by a missile and an immediate halt to such activities, Poland’s foreign ministry said in a statement on Friday evening.

According to the General Staff of the Polish Armed Forces, a Russian missile entered the airspace of the NATO member on Friday morning. Ukrainian authorities had reported a mass attack on various cities throughout Ukraine overnight.

“On Friday at 7:12 local time (01:12 ET), from the direction of the border with Ukraine, there was a violation of Polish airspace by an object that left Poland’s territory after less than three minutes,” Poland’s General Staff wrote on X social media.