Vale knew deadly Brazil dam at extra risk

By Stephen Eisenhammer
Updated February 12 2019 - 1:21pm, first published 1:16pm
The dam collapse at the Corrego do Feijao mine in Brumadinho killed at least 165 people.
The dam collapse at the Corrego do Feijao mine in Brumadinho killed at least 165 people.

Vale SA, the world's largest iron ore miner, knew last year that the dam in Brazil that collapsed in January and killed at least 165 people had a heightened risk of rupturing, according to an internal document.