Power failure leaves Argentina, Paraguay and Uruguay in the dark

Argentina’s main energy company said Sunday it was “slowly beginning to restore” electricity after a massive power failure left large swathes of the South American country and neighboring Uruguay in the dark.

It was unclear how many people had been affected by the blackout, but the nations have a combined population of more than 45 million.

Edesur said on Twitter that power had been returned to 34,000 customers as of Sunday morning.

“The return of electricity generation to the interconnected system of the Federal Capital and Greater Buenos Aires has begun,” it said. It noted the process would . . .