"They are not our nation, these are not our people. If I was the state of Russia, I would kill them with an axe."
That's what Firdavs, a migrant worker from Tajikistan, who Sky News met outside the Tajik consulate in Moscow, had to say about the four suspects behind the terror attack, all of them Tajik citizens.
Others joined in, offering their condolences to the people of Russia, saying they are mourning too.
Russia is not an easy place for central Asian migrant workers at the best of times.
They keep the streets clean and deliveries cheap, warehouses stacked and construction projects afloat.
There is little money and no security but it is better than the salaries back home.
The war has added to that sense of precariousness with raids on dormitories, frequent deportations of unregistered migrants and fears over possible conscription.
Now the horror of what happened at Crocus City Hall casts a further shadow.
Read more from our international correspondent Diana Magnay below...
