Healthcare providers in Cuba face desperation and uncertainty due to US oil embargo, leading to fuel shortages, rising food prices, and power outages.

<img alt="Three people&apos;s faces side by side " height="349" src="https://i.cbc.ca/ais/b888211a-afbc-4cc4-8473-77eb0155797c,1774460448266/full/max/0/default.jpg?im=Crop%2Crect%3D%280%2C503%2C4032%2C2268%29%3BResize%3D%28620%29" title="Rosa, Iriana and Raul are nurses and lab technicians at the Havana Cardiology Institute. They did not want their last names used for fear of reprisals. The patients they care tell them they are heroes, said Iriana. " width="620" /><p>Young health-care providers ...