Walmart associate Danae Salcedo, left,  assists consumers shopping for tablets at the Pre-Black Friday event at the Walmart Supercenter store in Rosemead,
Walmart associate Danae Salcedo, left, assists consumers shopping for tablets at the Pre-Black Friday event at the Walmart Supercenter store in Rosemead, Calif., Wednesday, Nov. 21, 2012. (AP Photo/Damian Dovarganes)