CHICAGO (CBS) — Fires are still burning after a massive gas line explosion in Sun Prairie, Wisconsin.

Fire officials say it leveled several buildings on Main Street.

massive gas explosion Several Hurt In Massive Gas Explosion In Sun Prairie, Wisconsin

Fire and police responded to a gas leak earlier Tuesday and were working on the fixing the leak when the building exploded.

Two firefighters and a police officer were taken to a local hospital.

Five blocks of the downtown area had to be evacuated, including a nursing home.

A member of the Sheriff’s Department says there are no fatalities to report at this time.