S&P 500, Nasdaq set records as tech, banks lead

By Chuck Mikolajczak NEW YORK (Reuters) - The S&P 500 and Nasdaq set record highs on Tuesday in a broad rally led by financial and technology stocks. The advance comes as quarterly earnings season heats up and investors become optimistic that clarity on President Donald Trump's economic policies will be forthcoming. Trump signed two executive orders on Tuesday to move forward with construction of the controversial Keystone XL and Dakota Access oil pipelines, rolling back key Obama administra