In a first for a wireless carrier, AT&T Inc. said Monday that it will use its phones' location-sensing ability to target text ads with coupons and other offers to participating subscribers in New York, Los Angeles, Chicago and San Francisco.

RadioShack said Monday its chairman and CEO Julian Day is leaving and announced disappointing fourth-quarter guidance that sent shares down 12 percent in midday trading.
Not all Americans tucked into turkey with their families on Thanksgiving. Some were out shopping, hitting sales ahead of the crowds expected Friday.

The recession that crippled the past two years of holiday shopping has abated, and consumers are shopping a bit more, researchers say, while looking for the best deals amid worries that a full-scale economic recovery is not here.