Five people have been killed and two injured following an explosion and fire at a defence company in South Korea, according to officials.
The incident took place on Monday at a workspace run by Hanwha Aerospace in the South Korean city of Daejeon, AP reports. The cause of the explosion has not yet been revealed.
Hanwha Aerospace is a government-designated security firm, and the affected site is believed to develop large-sized propellants and surface-to-surface weapons systems.
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Local medical official Kim Ju-yeon said one of the two people injured by the blast is in critical condition. The identities of the two casualties have not yet been made public.