In the early hours of October 10, a massive explosion ripped through Accurate Energetic Systems, a military explosives facility near Bucksnort, Tennessee. Homes shook miles away. One building was completely destroyed. Authorities say 18 people are unaccounted for and presumed dead. More than 300 responders have scoured the site, but no survivors have been found. The plant manufactures high explosives like C-4 and demolition charges used in military and commercial operations. The cause remains un