A three-storey building, housing Baden School in Lagos Island, has collapsed with more than 100 school pupils on the last floor feared dead, according to reports.
The school, on Itafaji Street, near Adeniji Adele was said to have caved in around 10:20 on Wednesday.
The cause of the collapse is yet to be ascertained.
Officials of the Lagos State Emergency Management Agency (LASEMA) who confirmed the tragic development said evacuation process had started, with some of the pupils already brought out from the from the rubble.