November 21, 2012
In this Tuesday, Nov. 13, 2012 photo a worker pulls a line of shopping carts toward a Walmart store in North Kingstown, R.I.
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Federal labor officials said Tuesday they don't expect to decide before Thursday on whether to seek an injunction on behalf of Wal-Mart Stores Inc. to stop a union-backed group from encouraging worker walk-outs that are expected to culminate Friday. That's the traditional start of the holiday shopping season.