Chemical Explosion at Nippon Facility in Washington State Leaves 11 Presumed Dead

A chemical explosion at a Nippon Steel facility in Longview has left 11 people presumed dead, according to authorities.

Emergency crews continued search and recovery operations at the site following the blast.

The explosion triggered a large emergency response as officials investigated possible hazardous material concerns.

Authorities have not yet released the identities of the presumed victims.