US STOCKS-Wall Street shaken by China turmoil, oil slide
* Oil prices slide to near 12-year lows
* China stocks slump; trigger 2nd trading halt this week
* Apple falls; trading below $100
* Indexes down: Dow 1.48 pct, S&P 1.45 pct, Nasdaq 1.74 pct (Updates to open)
By Tanya Agrawal
Jan 7 (Reuters) - U.S. stocks opened sharply lower for a second straight day on Thursday as market volatility in China and a relentless slide in oil prices unnerved investors.
China allowed the biggest fall in the yuan in five months, and Shanghai stocks were halted for the second time this week after another brutal selloff.
With Beijing accelerating the yuan's depreciation to make its exports more competitive, investors fear China's economy is even weaker than had been imagined.
Adding to the gloom, oil slid below $33 a barrel to near 12-year lows due to worries over weaker demand from China and an over-supplied market. Continuación...