Five people died and six were injured in an explosion at a fireworks factory in north-eastern Spain.
The blast occurred around 2pm local time at the Pirotecnia Zaragozana factory in the small town of Pinseque, a police spokeswoman said.
The cause of the blast at the factory on the outskirts of the city remains unknown.
The explosion at the factory was heard in a large area of the city, and television pictures showed a large column of smoke rising from the site.
A spokeswoman for the regional government of Aragon said five people were killed in the blast.
"As well as the deaths, at the moment there are six people injured to varying degrees," she said.
Police and firefighters were searching the area for the missing people, she added.
El Pais newspaper said accidents at fireworks factories around the country in the last 25 years had claimed more than 110 lives.