At least 12 dead, dozens injured after building collapse in Cameroon's largest city

A four-story building collapsed onto another building in Douala, Cameroon on July 23.
At least 12 people were killed and 31 affected in the incident in the Ange Raphael neighborhood.
Rescue teams are searching for survivors in the wreckage and the cause is still unclear.
Building collapses are common in Douala due to poor construction and natural disasters.
The city has been demolishing high-risk houses in flood or landslide-prone areas.