The fire, which Cuban officials say was contained quickly, comes as electricity and fuel supplies dwindle.

El fuego alcanza las instalaciones de Ñico López, en La Habana, en medio de una grave crisis energética

A fire at a key fuel refinery in the capital comes amid Cuba's mounting fuel emergency due to US-imposed restrictions.

The fire, which Cuban officials say was contained quickly, comes as electricity and fuel supplies dwindle.