Tracking the toxin, E. coli

Federal authorities continue to track the source of a deadly E. coli outbreak that has sickened at least 146 people. Midmorning looks at what the growers and processors do and don't do to protect food.

Guests

• Mike Villaneva: Program manager at Western Institute for Food Safety and Security at the University of California at Davis.
• Joellen Fiertag: Associate professor in the department of food science at the University of Minnesota.

Resources

• FDA E. Coli Web site
• CDC: E. Coli Updates
• Western Institute for Food Safety and Security
• Joellen Fiertag's Web site