Walmart said it is recalling some frozen shrimp after the Food and Drug Administration warned that the seafood items, sold under the Great Value label, are at risk of radioactive contamination and sho

The FDA detected Cesium-137, a radioactive isotope, in one shipment of Great Value frozen raw shrimp to Walmart.

The amount contained in the tested shipment held by the FDA was not enough to pose acute harm to consumers, exposure over time could pose an elevated risk of cancer by damaging living cells in the bo...