Wall Street hits record highs at the open

U.S. stock indices opened higher on Tuesday, setting fresh record highs amid increased optimism in the markets after U.S. president Trump chose a new national security adviser, restoring calm in the markets and shifting the focus to earnings results.
 
Trump's move to hire a new national security adviser quelled concerns about the instability of the new administration, while U.S. corporate earnings results surprised on the upside, raising demand on stocks and carrying them to record highs.
 
Confidence grew in the markets as investors await U.S. president Trump's stimulus plans and his corporate tax cuts initiative.
 
The dollar surged today against a basket of currencies, but it didn't hurt stocks of American exporters ad demand climbs ahead of the Federal Reserve's meeting minutes, expected to include clues about the future of interest rates.
 
Standard and Poor's 500 rose 0.44%, or 10.37 points to 2,361.53, while Dow Jones gained 0.54%, or 110.49 points to 20,734.54.
 
Tech-heavy NASDAQ climbed 0.45%, or 26.01 points to 5,864.59.