Hank Sajovic submitted several images from yesterday’s building explosion in Skokie.

Smoke pushes from the building on Kimball Avenue as firefighters knock down the remaining fire. Hank Sajovic photo

A view from the front shows heavy smoke and the extent of the blast. Hank Sajovic photo

Skokie Engine 17 was on this hydrant one building away from the fire building. Hank Sajovic photo

The north side of the fire building show severe damage from the blast.. Hank Sajovic photo

The second floor collapsed as the supporting front wall was blown out. Hank Sajovic photo

Employees from Nicor go to work to shut off the gas to the building. Hank Sajovic photo