A soft round of December same-store sales weighs on early trading, with about half of retailers...

A soft round of December same-store sales weighs on early trading, with about half of retailers failing to meet estimates (I, II, III, IV). Many stores blame the weather, but at least one analyst isn't buying the dip: "A happy, happy holiday season was priced into stock valuations; we received a happy holiday season, minus the extra 'happy.'" TGT -6.1%, M -3.7%, KSS -2.2%.