"In Russia, there is a border zone of up 10 kilometers [roughly 6 miles] that you cannot enter without the permission of the FSB [Russian security services]. And so by accident, all these hundreds of migrants are ending up at one border crossing in Finland with bicycles in winter? Come on, seriously?"
EU deploys agents to help Finland bolster Russian border
https://www.dw.com/en/eu-deploys-agents-to-help-finland-bolster-russian-border/a-67537924?