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BATON ROUGE – An explosion on the campus of LSU Law School has injured three people.

Workers were reportedly doing maintenance of some kind around 9 a.m. when the explosion occurred this morning and filled the building with smoke, according to WBRZ.

The explosion started a fire that was quickly contained.

The injured workers, one LSU facilities employee and two subcontractors, were taken to a hospital with a burn unit, according to WBRZ.

The building was evacuated and all classes have been cancelled for the day.