Power returned slowly to Venezuela April 29, hours after outages blacked out nearly half the country, halting the Caracas subways and forcing hospitals and oil facilities onto emergency generators. An explosion is being investigated at the Guri hydroelectric power station, Caracas Mayor Juan Barreto said. (CNN, April 29) CA Electricidad de Caracas was administered by US-based AES Corp. until last year. AES agreed to sell its majority stake in the national utility to the government in February 2007 after President Hugo Chavez announced plans for the government to take over the power sector. (Bloomberg, April 29)

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