Dr. Andriy Sirko (left), the head of of neurosurgery at Mechnikov Hospital in Dnipro, Ukraine, treats a patient along with Dr. Rocco Armonda, a visiting U.S. neurosurgeon. The hospital is just 60 miles from the frontline of the Russia-Ukraine war and handles the most serious brain injuries.

There’s a Ukrainian hospital so old it treated wounded soldiers during the Crimean War in the 1850s. Yet neurosurgeons at Mechnikov Hospital also play a critical role in today’s Russia-Ukraine war.

(Image credit: Courtesy of Dr. Rocco Armonda)