A major egg recall involving products sold at Walmart, Safeway and other retailers in nine states has been issued after a salmonella outbreak was blamed for 21 hospitalizations.

A California company is recalling 1.7 million cartons of brown eggs – sold at stores including Walmart in nine states – because the eggs may be contaminated with salmonella bacteria. August Egg Company of Hilmar,

More than 70 people across seven states have been sickened due to a salmonella outbreak linked to eggs recalled by a California-based egg distributor, according to the US Centers for Disease Control and Prevention.