Investigation continues into Tomahawk explosion that killed three
An investigation continues into a paper mill explosion near Tomahawk that killed three workers and injured another.
It happened Tuesday afternoon at the Packaging Corporation of America.
The firm said the three men were doing maintenance work on top of a storage tank for recycled fiber, when the tank blew up.
The injured employee was standing on a platform near the bottom of the tank. The unit did not start on fire.