E1224: Polish Men ARRESTED for Radio Hack of a TRAIN!

This is a strange story I found about a possible Russian terrorist attack, although it is pretty mild as those often go. I thought the story was interesting because it deals with a public train system in Poland being hacked by a $30 radio - I wonder what radio they are talking about....?<br /><br />Link to story - https://www.wired.com/story/poland-train-radio-attack-security-roundup/