US paper mill chemical tank implosion; death toll may reach 11

A massive chemical storage tank imploded at Nippon Dynawave Packaging in Longview, Washington. Officials confirmed 2 deaths and 9 injuries, with 9 others missing and presumed dead. The death toll is expected to reach 11. Fire officials have shifted from search and rescue to a recovery operation. The tank contained 'white liquor,' a highly corrosive chemical solution used in papermaking. Authorities are working to secure the site, where approximately 25,000 gallons of the substance remain.