(AP) — In this Jan. 29, 2006, file photo, a car passes in front of a Tyson Foods Inc., sign at Tyson headquarters in Springdale, Ark.
The nation's largest meat company on Friday, Oct. 12, 2012, says it's launching an animal treatment audit of suppliers' farms. The news comes as animal welfare activists have been pressuring Tyson to move away from cramped cages for pregnant pigs. (AP Photo/April L. Brown, File)
