A Russian Fibre-optic FPV drone struck a transformer at the "Sumy-North" 330 kV electrical substation in Sumy City.
Military Strike Report — May 21, 2026
A Russian drone attack targeted a transformer at the 'Sumy-North' electrical substation in Sumy City. This incident indicates ongoing military actions in the region.
Strike location: 50.9666°N, 34.8060°E
Source: t.me