Ukrainian forces struck an air-defense system in Russian-occupied territory in the east of the country late Tuesday

in the latest sign of how long-range artillery sent by the West is shifting the war’s calculus.

The occupiers have already felt very well what modern artillery is, and they will not have a safe rear anywhere on our land

Ukrainian President Volodymyr Zelensky said in a video address overnight

– Russian forces claimed control over the whole of the Luhansk region earlier this month after weeks of grinding battle that has taken a heavy toll on both sides.

– Nine people were pulled out of the rubble alive, he said.

Russian and separatist forces were progressing toward the towns of Siversk and Soledar, according to Russian state news agency TASS.