Nasdaq up 2 percent
Shares of Apple Inc advanced nearly 2 percent at $189.56, leading gains on the Nasdaq for a second day.
The Dow Jones industrial average increased 166.41 points, or 1.73 percent, at 9,766.16. The Standard & Poor's 500 Index was up 19.13 points, or 1.84 percent, at 1,059.59. The Nasdaq Composite Index rose 41.25 points, or 1.99 percent, at 2,109.40.
(Editing by Jeffrey Benkoe)