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Tyson

Earl Dotter / Oxfam

Pushed by worker advocates and growing consumer awareness, Tyson Foods on Wednesday promised better conditions for workers at its meat processing plants.

File: Kathleen Masterson/Harvest Public Media

Tyson Foods, the country's largest poultry producer, says it will stop feeding its chickens antibiotics that are used to treat humans.  The company says it plans to eliminate the drugs in its broiler chicken flocks-- chickens grown for meat -- by September 2017.

Sarah McCammon for Harvest Public Media

Cargill, one of the country’s largest pork producers, announced Monday it will stop using gestation crates.