A second person who was injured when a large chemical tank ruptured at a Washington state paper mill has died, authorities said Wednesday, bringing the presumed death toll to 11, including nine people who were still missing.

Authorities say several people suffered chemical burns and inhalation injuries when a tank containing hazardous liquid imploded at a pulp and paper mill in southwestern Washington…

Authorities have confirmed that one person died and 9 others remain unaccounted for after a chemical tank imploded at a pulp and paper mill in Washington state