Dont forget to check the archived audio from Bill Bullard on our R-CALF USA page. Updated Weekly! The U.S. Department of Justice announced via X today that it is expanding its ongoing investigation into beef affordability to include eight of the nation’s largest grocery retailers, including Kroger, Publix, Walmart, Albertsons, Aldi, Ahold Delhaize USA, Costco and Amazon. The investigation has thus far focused on the nation’s four largest meatpackers. R-CALF USA has long raised concerns..