Moscow now has effective control of both main roads into the city, leaving just one back route left - a slender supply line.
"They have been trying to take the city since July," says Iryna, press officer of the 93rd Brigade. "Little by little they are winning now. They have more resources, so if they play the long game they will win. I can't say how long it will take.
"Maybe they will run out of resources. I really hope so." sa casino
We move from carefully concealed firing positions to bunkers humming with generators and warmed by stoves. But troops take care to conceal any smoke which could give away their location - part of the housekeeping of war. Among those we meet there is calm determination to fight on.