Updated: US stock indexes still treading water; bond yields climb

NEW YORK — Railroad stocks chugged higher in early trading Thursday, but drops for utilities and other companies that pay big dividends meant U.S. stock indexes were treading water once again. Treasury yields continued their march higher. KEEPING SCORE: The Standard & Poor’s 500 index dipped 2 points, or 0.1 percent, to 2,268 as of […]