On 23 November when Russian missiles hit Kyiv, most of the metropolis’s hospital was left with out most of its energy.
A crew of medical doctors continued to work regardless of the outage; performing coronary heart surgical procedure on a baby beneath the dim mild of handheld LED torches and a few help from electrical mills.
During the day of the assault, Kyiv Heart Institute efficiently accomplished 10 open-heart surgical procedures.
The BBC spoke to Professor Borys Todurov, who lead the groups as they operated in near-darkness.
Video by Gem O’Reilly