Police in Russia are cracking down on migrants.
In Moscow, more than 1,000 people have been detained.
Officials are searching for a suspect in the fatal stabbing of a man last week that is being blamed on a migrant.
The crime has sparked the biggest outbreak of anti-migrant unrest in the capital in several years.
The unrest even caused a riot on Sunday when a group stormed a vegetable market where many migrants work.
One local shop vendor, who posted a flyer of the murder suspect's photo on her store, supports the crackdown.
(SOUNDBITE) (Russian) SHOP VENDOR TATYANA, SAYING:
"This rally should have prompted our authorities to take some measures. I doubt it will happen though. Quite the opposite - things will get only nastier, the migrants will continue to pick people off one by one and... and I just can't imagine what they'll do to them."
Meanwhile, a naturalized Russian citizen of Azerbaijani origin who works as an entrepreneur, says he