Overview

• Sheriff Chris Davis said searches found no survivors at Accurate Energetic Systems after Friday's explosion destroyed a building.
• Tennessee Emergency Management Agency said the unaccounted‑for list fell from 19 to 16 after verifying three people were not at the site.
• The blast around 7:45 a.m. scattered debris across at least a half mile and was felt more than 15 miles away as secondary detonations initially kept rescuers back.
• ATF, FBI and state emergency teams remain on scene for a multi‑day investigation into the cause, and DNA testing is being used to identify remains.
• The rural plant produces military and industrial explosives on a multi‑building campus and previously had a fatal incident in 2014.