Russia's immigration issues would be familiar to Americans: Millions of impoverished migrants have come and found low-wage jobs. Some are in Russia illegally and are exploited by their employers. And a growing number of Russians fear this influx of migrants, many of whom are Muslim, is changing the face of the country.
At 3:30 on a recent morning, the train from Dushanbe, Tajikistan, pulls into Moscow after a four-day journey. The passengers hauling their bags out onto the damp, ill-lit platform are mostly men.