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Shoppers wait for the opening at a Kmart in Chicago on Friday, Nov. 25, 2011. Black Friday began in earnest as stores opened their doors at midnight. Thousands of shoppers lined up at Macy's, Best Buy and other stores nationwide to buy everything from toys to tablets on Black Friday despite the economic downturn and some planned protests of the shopping holiday.(AP Photo/Nam Y. Huh)

Black Friday madness

A few violent incidents broke out on Black Friday as thousands of shoppers lined up in the wee hours of the morning at Macy's, Best Buy and other stores to get discounts of up to 70 percent on everything from toys to tablets.