Wall Street flat; All three indexes set for weekly gains

The Dow Jones Industrial Average, which came within spitting distance of the historic 20,000 mark earlier this week, looked set to record its seventh straight weekly gains. "There's really nothing to move the market one way or another," said Mohannad Aama, managing director at Beam Capital Management in New York. Following a sharp rally since the Nov. 8 U.S. election, the Dow is up about 14 percent for the year and the S&P 500 is 11 percent higher on bets that the economy will benefit from T