“Migrant workers in Russia were hard hit by the financial consequences of the Covid-19 pandemic, and with effectively no social support from the Russian government or their own embassies, many have long wanted to return home. In response to Covid-19, Russia and Uzbekistan, like many countries, closed their borders. Migrants faced erratic and ad hoc repatriation measures. Lacking information and fearing the reintroduction of more stringent travel restrictions later in the year, many have latched on to rumors that they can catch a train home”.

https://www.hrw.org/news/2020/09/21/migrant-workers-stranded-russia-flocking-border