 The major US indices are opening higher, but early trading has seen the indices dip back into negative territory as the market digests the CPI data. Headline CPI fell by -0.1. The core ex food and energy rose by 0.3.A snapshot of the market three minutes into the opening is showing:Dow Industrial Average -9.11 points or -0.03 at 33963.91SP index -1.58 points or -0.04 at 3968.02NASDAQ index -8.19 points or -0.07 at 10923.48Russell 20005.346... 