Joshua Lott/Bloomberg News
June 23, 2012
A worker pushes merchandise on a cart at the Amazon.com center in Goodyear, Ariz., in 2009. Walmart's traditional customers, bargain-hunters making less than $50,000 a year, are getting more tech-savvy with Amazon. The online giant is also being rediscovered by less-strapped shoppers who began frequenting Walmart during the recession.