Ukraine is relying on its secret weapon in the war against Russia: Trains

The railways have played a massively important role in the conflict so far, insofar as it’s the way the Russian motorized ground forces move their troops around,” said Emily Ferris, a Russia expert at the Royal United Services Institute, a think tank in London. “All of the problems they’ve had in the north are because they weren’t able to control the logistical hubs.”