Stock Index Futures Move Down

December SP500 is trading at 2152.25, down 8.25. December Nasdaq 100 is trading at 4853.25, down 17.50. December Russell 2000 is trading at 1238.30, down 10.00. December Dow Industrial futures are trading at 18140, down 79. Stock index futures are trading very choppy and a little above the session lows. Market chatter about corporate news and politics is making the rounds.