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Silver Bay man injured in Mesabi Nugget explosion

(2009 file / News Tribune)

A Silver Bay man was injured Monday in an explosion at the Mesabi Nugget plant near Aurora.

Bradley Althaus, 42, suffered a blunt blow to his head, according to the St. Louis County Sheriff's Office. He was taken to Essentia Health Northern Pines Medical Center in Aurora for treatment. He was later transported to Essentia Health St. Mary's Medical Center in Duluth, where he was listed in good condition late this morning.

The explosion was reported shortly after 11 a.m. Monday. Company officials told emergency workers that an explosion had occurred in the cooler building, blowing out a portion of the building's south wall. Althaus was outside the building and was reportedly struck on the back of his head by part of the falling wall.