One person has died and four were injured Tuesday after an explosion at an Army ammunition plant in Missouri, officials said.
The explosion took place in a mixing building at Lake City Army Ammunition Plant in Independence, Missouri, Associated Press reported.
Scott Allen with the US Department of Labor's Occupational Safety and Health Administration said federal workplace safety officials are headed to Independence to investigate the cause of the explosion.
A spokesperson says no further information about the accident was immediately available and the deceased victim's identity has not yet been released.
