Crews recover remains of 6 of 9 workers missing after chemical tank rupture in Washington

The total death toll is 11, including three who are still missing. It's one of the deadliest U.S. workplace accidents in recent decades.

The total death toll is 11, including three who are still missing. It's one of the deadliest U.S. workplace accidents in recent decades.

The total death toll is 11, including three who are still missing. It's one of the deadliest U.S. workplace accidents in recent decades.