U.S. Food and Drug Administration investigators have more evidence linking Malt-o-Meal's Northfield cereal plant to a salmonella outbreak that has sickened more than 200 people. Minnesota Public Radio's Eric Jansen has more: This much is certain: FDA investigators discovered salmonella bacteria in unopened boxes of Malt-o-Meal cereal produced at the company's Northfield plant. FDA spokesman Don Ayrd says the salmonella from the unopened boxes is the same strain that sickened hundreds throughout the Midwest and East Coast. "The odds of it being .... almost confirmation." :10 Ayrd says all that's left to do to be 100 percent sure is to perform what he calls a "fingerprinting" test: