Target (TGT) trimmed its profit forecast for the year as demand weakened and the big-box retailer saw "choppiness" across the business in the third quarter. Meanwhile, TJX Cos., which runs discount chains including TJ Maxx and Marshalls, posted stronger-than-expected sales and earnings. It's a signal shoppers are looking for more value as the economy shows signs of stress. Bloomberg retail reporter Emily Cohn reports.

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