France, Oct. 23 -- Videos shared online showed a dramatic crash and huge clouds of dust as the building - thought to have been around 18 storeys high - came down in the densely populated business and residential area of Eastleigh.

The building was reduced to a pile of rubble as search and rescue teams arrived on the scene, but struggled to start accessing the site which was jammed between other high-rise buildings.

Police said they had already rescued one woman from the rubble, and could hear the voice of another.

"There are lots of people trapped here," Bibiye Mahmoud, president of the Institution of Engineering Technology of Kenya, told AFP at the site of the disaster.

"The contractors and the engineers are supposed to ensure that t...