CARACAS, Venezuela (Reuters) - Venezuelan President Hugo Chavez has survived a referendum to recall him, according to preliminary results released by the country's top electoral officer on Monday. National Electoral Council President Francisco Carrasquero said in a national broadcast the "No" option opposing Chavez's recall had obtained just over 58 percent of the vote, while the "Yes" vote obtained nearly 42 percent. But two pro-opposition electoral officials questioned the result. Shortly before Carrasquero made the announcement, two members of the five-member National Electoral Council leadership said they could not back the result. Ezequiel Zamora and Solbella Mejias, both known opposition...