Black Friday violence associated with shopping on the day after Thanksgiving adds an ugly, dangerous note to holiday shopping.
Two people were fatally shot on Black Friday 2008 during what authorities called a personal dispute at a Toys R Us in Palm Desert, Calif. The shooting caused panicked customers to dive for cover and flee the store. (Michael Snyder / Associated Press)
A Black Friday shopper walking to his car with his purchases was shot and critically wounded in a Wal-Mart parking lot in San Leandro, Calif., during an attempted robbery in 2011. (Jane Tyska / Associated Press)
A woman waiting to buy a discounted Xbox 360 video game console at a Wal-Mart in Porter Ranch, Calif., on Black Friday 2011 pepper sprayed 20 fellow customers when she apparently became upset with people pushing in line. (Scott Harrison / Los Angeles Times)