The virus has been found in flocks in six states. In Minnesota, more than 1.7 million birds have died from the disease or were killed to prevent the virus from spreading.
In Target's latest attempt to bring fashion to the masses, online shoppers briefly overwhelmed the retailer's website. But analysts see the collaboration as a success.
The quick arrival of the disease in North America has alarmed scientists. Some think wild waterfowl are spreading the virus. But others say wind may be a contributing factor.
Target plans to create an internal center for data analysis that would yield more personalized email marketing, more tailored promotions and personalized offers delivered through the company's Cartwheel smartphone app.