Ukraine, Jan. 26 -- As temperatures drop as low as minus 4 degrees Fahrenheit in Ukraine, millions are forced to live with limited electricity, heating, and running water as Russian forces continue to bomb the country's energy infrastructure.

Doctors Without Borders/Medecins Sans Frontieres (MSF) staff and patients alike are living and working without basic necessities, some in homes already damaged by strikes. Near the front line, MSF teams are seeing patients with hypothermia, and a nationwide emergency has been declared as power outages continue across the country.

In areas close to the front line in the Dnipropetrovsk, Donetsk, and Zaporizhzhia regions, the majority of MSF's patients are over 50 years old and live with chronic condi...