'Black Friday' shoppers hit the stores

Stores are welcoming a second wave of shoppers in what has become a two-day kickoff to the holiday shopping season.

The big question: How much the Thanksgiving shopping will hurt Black Friday, which is relinquishing its status as the frenzied start of the holiday shopping season?

The crowds were thin early Friday morning in parts of the country, but traffic is expected to pick up throughout the day. (AP)

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