US stocks: S&P, Dow edge higher on Mideast deal hopes; SpaceX debut in focus

Major US stock indices opened higher on Friday, driven by optimism for a Middle East peace deal. Investors also anticipated the historic market debut of Elon Musk's SpaceX, expected to be Wall Street's largest public listing ever. The Dow and S&P 500 saw gains, while the Nasdaq experienced a slight dip.