Millions Without Power in Brazil

Trouble at the world’s largest hydroelectric dam has millions in Brazil without power tonight. Sao Paulo and Rio de Janeiro—the nation’s largest cities, with combined metropolitan populations well beyond 20 million—are affected, as are many smaller towns. An official at the Itaipu dam tells the BBC that it has lost its entire hydroelectric output. CBS reported over the weekend that hackers are beyond recent blackouts, a charge Brazil’s government denied.
(More Brazil stories.)