A fast-moving wildfire in southern Spain kills 12 as a heatwave pushes temperatures up over much of the country.

In short:

A wildfire in southern Spain has killed 12 people, authorities say.

Witnesses say that the blaze may have started after a powerline fell and ignited dry vegetation, but authorities have not yet confirmed the cause.

What’s next?

Spain’s Military Emergencies Unit is set to join the firefighting efforts.