Stock Index Futures Little Lower

September SP500 is trading at 2172.25, down 5.00. September Nasdaq 100 is trading at 4777.00, down 14.75. September Russell 2000 is trading at 1221.30, down 8.50. September Dow Industrial futures are trading at 18455, down 11. Stock index futures are trading choppy and a little lower after a steady trade early in the session. Market chatter about corporate earnings and headline news is making the rounds.