Shelling kills 21 in Russian city of Belgorod following Moscow’s aerial attacks across Ukraine

In this photo taken from video released by Russia Emergency Situations Ministry telegram channel on Saturday, firefighters extinguish burning cars after shelling in Belgorod, Russia. (Russia Emergency Situations Ministry telegram channel /via AP)

Shelling in the center of the Russian border city of Belgorod Saturday killed 21 people, including three children, local officials reported.