The major US stock indices are trading lower nine minutes into the opening:Dow industrial average -82.41 points or -0.23% at 35028.76S&P index -8.01 points or -0.18% at 4469.42NASDAQ index -11.51 points or -0.08% at 13867.31Russell 2000-10.67 points or -0.54% at 1980.361In other markets,:crude oil i