Possible contamination of shrimp by a radioisotope led the Food and Drug Administration to issue a do-not-eat-or-sell warning Tuesday for three lots of frozen shrimp sold under Walmart’s Great Value brand.

Walmart has recalled frozen, raw shrimp sold in 13 states after federal health officials warned of potential radioactive contamination. The U.S.

The US Food and Drug Administration on Tuesday urged the public not to eat certain bags of frozen raw shrimp sold at Walmart, citing concerns about unsanitary conditions and radioactive contamination found in shipments from the same supplier.