U.S. stocks rose to session highs Friday following a report that President Donald Trump has told senior aides he has decided to fire strategist Stephen Bannon. The Dow Jones Industrial Average DJIA, -0.87% rose 27 points, or 0.1%, to 21,778. The S&P 500 index SPX, -1.11% gained 8 points, or 0.3%, for 2,438. The Nasdaq Composite Index COMP, -1.07% rose 30 points, or 0.5%, to 6,252. The New York Times reported that Trump has discussed how and when to dismiss Bannon, while a person close to Bannon told the Times that he had submitted his resignation on Aug. 7.