Transcript for Taco Bell Linked to Salmonella Outbreak
A dangerous Salmonella outbreak -- a popular food chain but we did not know about it at first happened three months ago the name of the restaurant chain was withheld. Today we learned it was Taco Bell so why was the information withheld it is raising questions about transparency. Your right to know and government secrets. ABC's chief investigative correspondent Brian Ross has been looking into it for us. For the last three months federal health agencies have tried to keep secret an outbreak of Salmonella at Taco Bell restaurants. We have supplier for one of its -- ingredients. 68 people in ten states became ill and at least twenty of them were hospitalized. Salmonella outbreak is -- serious absolutely. More people die in the United States Salmonella poisoning an E. Coli poisoning. Yet in its public announcements about the Salmonella culprit. The Food and Drug Administration the FDA and the Centers for Disease Control the CDC. Referred only to a restaurant chain NA serving Mexican style -- Trying to keep the public from knowing it was Taco Bell. I have a right to know that because I may not want to shop there. I may not want to take my kid there. Overnight -- food safety web site run by attorney bill Mahler finally figured out that Taco Bell was restaurant chain today. Getting confirmation from Taco Bell itself. Hiding the ball you know you always get caught the same thing happened two years ago. In another Salmonella outbreak at Taco Bell went -- again was revealed to be the mysterious restaurant chain. The focus and the attention that's been paid on this is making. The regulators look bad it's making the restaurant chain look -- ABC news found that in dozens of cases FDA and CDC policy has been to keep the names secret in closed investigations. There's no longer a hazard to public health it's perfectly reasonable to protect the sources because -- ensure further cooperation going into the future. But Barbara -- of -- says that is nonsense she almost died from the case of Salmonella three years ago. I -- don't feel -- I should have to be jeopardized because someone can't let me know information. -- currently -- readily available. In a statement ABC news Taco Bell says the Salmonella outbreak is completely over. And that while it does not know the source of the problem still there is no current health threat -- its restaurants but it had no cotton and about -- the government kept their names secret. Or what the Diane that was something that they request. Brian Ross on the case again tonight thank you brand.
This transcript has been automatically generated and may not be 100% accurate.