- Russian soldiers often move at night to try and avoid being seen, and they have more time to do this in winter.
- They are more exposed when moving, and Western intel has said they fight poorly at night.
- But a drone operator and expert told BI Ukraine often doesn't have the right gear to hit them when they're vulnerable.
Long winter nights in Ukraine are giving Russian soldiers more time to move around under the cover of darkness, but that can also mean greater exposure and vulnerability in the open.