NBC Nightly News with Brian Williams: Salmonella outbreak still spreading

July 5: The FDA officals admit that the salmonella outbreak that has sickened more than 900 people in 40 states since mid-April may not trace back to tomatoes as earlier reported. NBC's Martin Savidge reports.

Hulu | July 6, 2008

Tags:. .still. .since. .july. .nbcs. .nbc