LAGOS – At least nine children have been killed while several others are feared to be trapped when a building containing a school collapsed in Lagos in Nigeria.

More than 40 students were pulled out from the wreckage of a collapsed four-storey building.

According to a rescue official, children had been attending an illegal school inside the residential building when the structure collapsed.

In chaotic scenes, panicked parents, local residents and shocked onlookers rushed to the area as police, firemen and medics staged a massive rescue operation.