MUZAFFARGARH, May 3: Four girls of nursery class were killed on Thursday when the boundary wall of the Government Girls’ Primary School, Alipur Basti Ghalwan, collapsed.

The building was built in 2001 by the education department. The victims — Sumaira Has-nain, sisters Arifa Bashir and Munneza Bashir and Tabasum Zahra — were buried under the debris.