Hospitals are overflowing with wounded , an official says . An electrical fault is the probable cause of the ammo dump blasts . Congo 's government said the explosions killed at least 50 people . The concussions broke windows across the Congo River in Kinshasa .
Hospitals are overflowing with wounded , an official says . An electrical short is the suspected cause of the ammo dump blasts . Congo 's government says the explosions killed at least 200 people . The concussions broke windows across the Congo River in Kinshasa .