Lab tests found hundreds of cases of salmonella contamination at an Iowa farm in a nearly two-year period before the outbreak that prompted a massive recall of eggs this summer, congressional investigators said Tuesday.
Federal agents visited Hillandale Farms and Wright County Egg, which have recalled more than half a billion eggs in the wake of the salmonella outbreak, a U.S. Food and Drug Administration spokeswoman said Wednesday.
Inspectors find rodents, birds and manure piles at egg farms linked to the salmonella outbreak. CNN's Josh Levs reports.
The congresswoman who leads the House subcommittee that oversees the Food and Drug Administration said Friday that she is questioning whether there was a significant delay in public notification about a massive egg recall.
Josh Levs interviews food safety expert Caroline Smith DeWaal about how to protect the nation's food supply.
Federal investigators have found salmonella bacteria in chicken feed and in barn and walkway areas at Iowa farms at the center of the nationwide outbreak, officials said.
CNN's Elizabeth Cohen explains how you can reduce your chances of getting salmonella poisoning.
As public health officials across the country look into the salmonella outbreak that began in the spring, the state of California believes it has identified its earliest cases -- and says its investigation helped tip off the rest of the country to the source of the problem.
An investigation is underway into the nationwide egg recall. CNN's Sandra Endo reports.
Food safety regulators don't expect any more recalls after last week's withdrawal of about 550 million eggs from the U.S. market, but inspections are still going on following a salmonella outbreak traced to two Iowa farms, federal officials said Monday.
The House Energy and Commerce Committee requested documents and information Monday from Wright County Egg and Hillandale Farms of Iowa related to the recent salmonella outbreak and egg recalls, according to a news release from the office of the committee's chairman, Rep. Henry Waxman, D-California.
CNN's Casey Wian takes a closer look at one of the Iowa companies targeted by the tainted egg recall.
The company at the center its expanding its voluntary recall of eggs due to salmonella fears. KCTV reports.
The number of eggs recalled in a nationwide salmonella scare has grown to more than half a billion.