Wall St. drops on earnings caution; Dow below 17,000

U.S. stocks fell in a broad selloff on Tuesday, dropping for a second straight session and driving the Dow below 17,000 as investors turned cautious before the start of earnings season. The benchmark S&P 500 index, however, recovered from earlier lows and managed to hold near its 14-day moving av…

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Wall St. drops on earnings caution; Dow below 17,000