“Out of solidarity with the residents of Donetsk, where mourning for the dead has been declared today, we decided to lower the flag on the facade of the embassy.
We mourn with the families of the victims of this vile attack,” he said.
Feoktistov added that Russia calls on the Argentine authorities to condemn the crime.
The authorities of the Donetsk People's Republic declared January 22 a day of mourning for the victims of the Ukrainian army strike in Donetsk.
The head of the DPR, Denis Pushilin, said that as a result of the shelling in 24 hours, 28 people were killed and another 30 were injured.
The Chairman of the UN General Assembly session, Dennis Francis, condemned the Ukrainian Armed Forces' strike on Donetsk.