Wall Street opens at record highs as earnings season kicks off

Wall Street's main indexes opened at record highs on July 15 as second-quarter corporate earnings got off to an upbeat start with results from the third largest US lender, Citigroup, beating expectations.

The Dow Jones Industrial Average rose 32.66 points, or 0.12%, at the open to 27,364.69. The S&P 500 opened higher by 4.03 points, or 0.13%, at 3,017.80. The Nasdaq Composite gained 19.04 points, or 0.23%, to 8,263.18 at the opening bell.