Tennessee factory explosion: Investifation opened into cause of incident

Ninteen people are missing - and several dead, after an explosion leveled an explosives factory near the US town of Bucksnort, Tennessee. Investigators continue to comb through the wreckage for victims - and an explanation of what went wrong. Al Jazeera's Heidi Zhou has details. Subscribe to our channel: http://bit.ly/AJSubscribe Follow us on X : https://twitter.com/AJEnglish Find us on Facebook: https://www.facebook.com/aljazeera Check our website: http://www.aljazeera.com/ Check out our Instagram page: https://www.instagram.com/aljazeeraenglish/ Download AJE Mobile App: https://aje.io/AJEMobile #IndustrialAccident #ExplosionInvestigation #EmergencyResponse #LivesLost #AlJazeeraEnglish