Russia is waging a sabotage shadow war on Europe

In the darkness of night on November 15, a massive explosion ripped through a stretch of the Warsaw-Lublin railway line close to Mika, Poland, severing a critical logistics route used to ship military equipment and aid eastward from Warsaw toward the Ukrainian border.

The blast, caused by a C-4 explosive device, damaged the tracks and a passing freight train’s wagon floor, halting rail traffic and sending ripples of alarm through Poland, one of Ukraine’s staunchest allies.

Read more at The Cipher Brief