Worst Performing Industries For January 23, 2015 By: Benzinga via Benzinga January 23, 2015 at 11:15 AM EST The Dow dropped 0.41% to 17,741.57, while the NASDAQ composite index fell 0.20% to 4,740.72. The broader Standard & Poor's 500 index ... Read More >> Related Stocks: Cpfl Energia S.A.