Dirty canal water may have tainted romaine lettuce with E. coli

Dirty canal water may have tainted romaine lettuce with E. coli  NBCNews.com Beach Beat: Why wasn't canal water tested months ago?  Food Safety News E. coli outbreak linked to infected canal water in Arizona, officials say  WFAA.com AP, HHMI expand collaboration to bolster health, science coverage - Associated Press  Associated Press Why the romaine lettuce E. coli outbreak affects mostly women  USA TODAYFull coverage

(CLICK HERE TO READ AND SEE MORE)