Walmart workers protest

- Walmart warehouse worker Ben Lorber (L) and striking Walmart store employee Tyrone Robinson protest outside a Walmart store in Chicago Nov. 23, 2012. Black Friday, the day following the Thanksgiving Day holiday, has traditionally been the busiest shopping day in the United States. REUTERS/John Gress

- Anthony Trujillo pickets outside a Walmart store as holiday sales commence in San Leandro, Calif., Nov. 22, 2012. REUTERS/Noah Berger

- Walmart employees and supporters rally in support of striking workers in front of a store in Pico Rivera, Calif., Nov. 20, 2012. REUTERS/Bret Hartman

- Walmart employees and supporters rally in support of striking workers in front of a store in Pico Rivera, Calif., Nov. 20, 2012. REUTERS/Bret Hartman

- Anthony Trujillo pickets outside a Walmart store as holiday sales commence in San Leandro, Calif. Nov. 22, 2012. Calling on Walmart to treat workers with more respect, a group of about 30 demonstrators spent several hours standing outside the store. REUTERS/Noah Berger

- Walmart warehouse employee Nick Saintclaire and other supporters rally in support of striking workers in front of a store in Pico Rivera, Calif., Nov. 20, 2012. REUTERS/Bret Hartman

- Protesters demonstrate outside a Walmart store in Chicago Nov. 23, 2012. Black Friday, the day following the Thanksgiving Day holiday, has traditionally been the busiest shopping day in the United States. REUTERS/John Gress

- Protesters picket outside a Walmart store as holiday sales commence in San Leandro, Calif., Nov. 22, 2012. REUTERS/Noah Berger

- Victoria Nogueda pickets outside a Walmart store as holiday sales commence in San Leandro, Calif., Nov. 22, 2012. REUTERS/Noah Berger

- Protesters demonstrate outside a Walmart store in Chicago Nov. 23, 2012. Black Friday, the day following the Thanksgiving Day holiday, has traditionally been the busiest shopping day in the United States. REUTERS/John Gress

- Walmart warehouse employee Nick Saintclaire and other supporters rally in support of striking workers in front of a store in Pico Rivera, Calif., Nov. 20, 2012. REUTERS/Bret Hartman

- Protesters demonstrate outside a Walmart store in Chicago Nov. 23, 2012. Black Friday, the day following the Thanksgiving Day holiday, has traditionally been the busiest shopping day in the United States. REUTERS/John Gress

- Joey Garcia pickets outside a Walmart store as holiday sales commence in San Leandro, Calif., Nov. 22, 2012. REUTERS/Noah Berger

- Walmart employee supporter Rick Eiden rallies in support of striking workers in front of a store in Pico Rivera, Calif., Nov. 20, 2012. REUTERS/Bret Hartman

- Protesters demonstrate outside a Walmart store in Chicago Nov. 23, 2012. Black Friday, the day following the Thanksgiving Day holiday, has traditionally been the busiest shopping day in the United States. REUTERS/John Gress
Black Friday shopping frenzy
Walmart strike See Gallery
