US STOCKS-Wall St rebounds sharply after global market rout
* China cuts interest rate for second time in two months
* Oil prices rebound but still near 6-1/2-year lows
* Apple up 5.1 pct, BofA leads banks higher
* Indexes up: Dow 2.36 pct, S&P 2.26 pct, Nasdaq 2.91 pct (Updates to open)
By Tanya Agrawal
Aug 25 (Reuters) - U.S. stocks rebounded sharply on Tuesday as investors sought out bargains a day after Wall Street turned in its worst performance in four years.
Markets also got a shot of good news with China's second interest rate cut in two months, but analysts stopped short of declaring that the worst was over.
"What we need to see to calm investors is positive economic data points out of China and only when we see that will the rallies be sustainable," said Xavier Smith, investment director at Centre Asset Management.
"Right now, it's pretty meaningless," he said of the interest rate cut. Continuación...