US STOCKS-Wall St could extend records as futures rise; Alibaba to debut
September 19, 2014 at 07:46 AM EDT
NEW YORK, Sept 19 (Reuters) - U.S. stock index futures were rising early on Friday, building on record highs set in the previous session by the Dow industrials and S&P 500 and ahead of the debut of Alibaba Group on the New York Stock Exchange.