A solid U.S. jobs report for July pushed the Dow to a six-month low, as investors geared up for an increase in interest rates as soon as September.

Investors have been scouring economic data, including Friday’s jobs report, for guidance on the timing of the first increase in U.S. short-term rates in nearly a decade. Federal Reserve officials last month said they were looking for further improvement in the labor market before making such a move.

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