U.S. energy infrastructure revamp may unlock $6 trln market-Kerry
September 22, 2014 at 15:35 PM EDT
NEW YORK, Sept 22 (Reuters) - U.S. Secretary of State John Kerry said Monday the United States could potentially unlock a $6 trillion energy market by revamping the country's fractured electricity grid, a move that he said would boost the competitiveness of renewable energy.