Crews on Friday recovered the remains of one more victim of a massive chemical tank rupture at a paper mill in Washington state, leaving two workers still unaccounted for. Among the 11 workers killed in the disaster were two brothers who worked there together, a trivia champ and an electrician who would help his farmer neighbors cut hay.

A tank containing more than 500,000 gallons (1.9 million liters) of a mixture used to break down wood for making paper collapsed Tuesday morning at the Nippon Dynawave Packaging Co. in Longview, a city along the Columbia River. The collapse expelled a flood of caustic chemicals powerful enough to overturn pickup trucks and damage buildings at the site.…