Wall Street directionless, Dow Jones drops 175 points

NEW YORK, New York - Robust bond yields again unsettled U.S. stock markets Tuesday.

While the S&P 500 and Dow Jones recorded modest declines, the NASDAQ Composite managed to eke out slight gains, reflecting the mixed sentiment among investors. Trading volumes were noteworthy, with billions of shares changing hands across the different exchanges.

"I think [the market] is kind of wavering right now as the 10-