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A lacklustre bond auction and surging yields saw US stock markets slide on Wednesday, falling at their steepest levels in a ...

Wall Street slumped under the weight of pressure from the bond market, where Treasury yields climbed on worries about the U.S. government’s spiraling debt and other concerns.

The equal-weighted version of the S&P 500 had lagged the performance of the broad market for much of the last two years because of the out-sized gains for the largest tech companies, known as the ...

The S&P 500 edged up 0.1%. The Dow Jones Industrial Average rose 0.3%, and the Nasdaq was little changed. In the bond market, the 30-year Treasury yield briefly jumped above 5% before calming a bit.

Wall Street is on edge about American investments again after receiving a significant warning about the safest of all safe havens: US debt.