The White House believes that election manipulations have undermined the credibility of Venezuelan President Nicolás Maduro’s claim of victory in the recent election and has left open the possibility of new sanctions against the country, informs Reuters. American officials emphasized that Washington doubted the results of the vote, which declared Maduro the winner, and demanded the publication of a detailed vote count. Independent exit polls showed the opposition’s victory. Maduro’s opposition rival, Edmundo González, claimed that he was the true winner. American officials, speaking on the con…