Business

Security of wireless networks often leaves retailers, credit card firms at risk
Motorola's Richard Rushing checks store security on Michigan Avenue. (Nancy Stone / Tribune)

Stolen out of thin air

Most consumers don't think about what happens to their credit card information when they swipe their plastic at the cash register. The reality is that large retailers have wireless networks that connect cash registers, bar code scanners and store computers. Those networks can be vulnerable to breaches by hackers or thieves.

Bigger A4 not better in every way

Bigger A4 not better in every way

Redesigned Audi compact A4 sedan is longer and wider, but narrower body make it snug fit in back seat

At 50, Barbie gets tattoos

At 50 years old, Barbie gets tattoos -- and a megastore in China

Barbie turns 50 this month. To shake off a midlife crisis she's getting tattooed and a megastore in China.

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