For the latest coverage on the recall see "River Ranch expands recall of bagged lettuce."

UPDATED: Giant Eagle recalls shredded lettuce(UPDATED COVERAGE, Oct. 14) Giant Eagle Inc. voluntarily recalled bags of shredded iceberg lettuce and sandwich trays that included the lettuce after the U.S. Food and Drug Administration informed the grocery chain that a random sample of Farmers Market lettuce had tested positive for listeria.

The Pittsburgh-based grocery chain announced the recall on its website Oct. 13. The recalled lettuce, from River Ranch Fresh Foods LLC in Salinas, Calif., is packaged in 8-ounce bags. It has a use by date of Oct. 14 and the UCP code 3003430195. Calls to River Ranch were not immediately returned on Oct. 13.

Details of the recall are included in the FDA's notice, which was e-mailed to alert subscribers with an issue time of 11 p.m. Eastern time on Oct. 13.

No illnesses had been reported as of Oct. 12. The recalled lettuce was pulled from store shelves,UPDATED: Giant Eagle recalls shredded lettuce according to the Giant Eagle website. Using data collected via loyalty cards, Giant Eagle called consumers who bought the lettuce and advised them of the recall, chain spokesman Brock Schmaltz told the Columbus Dispatch newspaper. The chain also put a register block on the lettuce so none would be accidentally sold.

Deli sandwich trays included in the recall are:

• Giant Eagle Large Italian Sandwich Ring (UPC 23755100000);

• Giant Eagle Mini Italian Sandwich Ring (UPC 24755500000);

• Giant Eagle Large New York Sandwich Ring (UPC 22755100000);

• Giant Eagle Mini New York Sandwich Ring (UPC 25755500000);

• Giant Eagle Large All America Sandwich Ring (UPC 21755100000); and

• Giant Eagle Mini All American Sandwich Ring (UPC 26755500000).

Giant Eagle Inc. operates stores under the names Giant Eagle, Market District, Giant Eagle Express and GetGo. According to the chain’s website it has annual sales of approximately $8.2 billion. Giant Eagle Inc. has stores in Pennsylvania, West Virginia, Ohio and Maryland.