Reuters: U.S. Energy Secretary Steven Chu said on Friday that the process for approving federal loan guarantees for new nuclear power plants has become “complicated,” but the department still expects to issue its first loan deals very soon. “It was more complicated than I thought…these are multibillion dollar loans,” Chu told reporters at a lunch briefing at Energy Department headquarters, when he was asked why it was taking so long for the department to make a decision on the loan …