Overview

• The explosion occurred around 7:45 a.m. Friday at Accurate Energetic Systems near Bucksnort/McEwen, about 60 miles southwest of Nashville.
• One building was destroyed and debris was scattered across the area as secondary blasts forced rescuers to keep their distance.
• Authorities say roughly 19 workers remain unaccounted for as search and recovery operations continue under a coordinated response.
• State and federal teams, including the ATF and Tennessee Emergency Management Agency, are on site and officials say determining the cause will take days.
• Hospitals treated three people for injuries, and officials established a family assistance center and road closures around the complex.