Avoid eating romaine lettuce in Ontario and Quebec, health officials warn
![A lettuce worker washes romaine lettuce in Salinas, Calif,. Thursday, Aug. 26, 2007. Government regulators never acted on calls for stepped-up inspections of leafy greens after last year's deadly E. coli spinach outbreak, leaving the safety of America's salads to a patchwork of largely unenforceable rules and the industry itself, an Associated Press investigation has found. Salad Safety](https://i.cbc.ca/1.4781175.1533927364!/cpImage/httpImage/image.jpg_gen/derivatives/16x9_460/salad-safety.jpg)
The Public Health Agency of Canada and the U.S. Food and Drug Administration say they are working to determine the source of an outbreak of E. coli infections on both sides of the border.