At least 64 infected in E. coli outbreak tied to romaine lettuce

Federal health officials warn you not to eat any romaine lettuce unless you know where it's from, as an E. coli outbreak spreads across the country. CBS News confirms at least 64 people were infected in 16 states. Anna Werner reports.

From: http://www.cbsnews.com/video/at-least-64-infected-in-e-coli-outbreak-tied-to-romaine-lettuce/