S&P turns positive lifted by energy stocks
* Apple Inc was up more than 4 percent after Chief Executive Steve Jobs dispelled concerns about his health to investors, saying his recent weight loss was caused by a hormone imbalance.
* The Dow Jones industrial average fell 31.62 points, or 0.35 percent, at 9,003.07. The Standard & Poor's 500 Index rose 0.12 points, or 0.01 percent, at 931.92. The Nasdaq Composite Index lost 4.28 points, or 0.26 percent, at 1,627.93.
(Reporting by Deepa Seetharaman; Editing by James Dalgleish)