A decades-long Russian-Ukrainian transit gas deal to Europe ended on Jan. 1. For now, the most acute effects are being felt in a region called Transnistria, on the eastern edge of Moldova.
Russian strikes continue to destroy Ukraine's power grid, prompting nationwide power cuts while temperatures drop. Workers at a damaged plant try to restore its operation before the winter freeze.
Ukraine's electrical grid has been under assault from Russian airstrikes for two months. Repair workers are racing to fix damaged power stations, even as the country braces for more attacks.
Ukraine says Russia is using the cold as a weapon against Ukrainians, by targeting the country's ability to heat and power homes. Repair crews are struggling to restore power to damaged areas.
