The U.S. Food and Drug Administration is warning retailers and restaurants not to sell certain oysters that could be contaminated with norovirus after 15 people became ill in Louisiana, U.S.A.

Oysters have been recalled by the Louisiana Department of Health after 15 people got sick with norovirus-like illnesses.

The Louisiana Department of Health closed an oyster harvesting area after 15 people reported norovirus-like illnesses.