He was doing backbreaking work and hated it, but one co-worker's comment gave him food for thought: There were so many other jobs out there, you could conceivably work at a different one every day for of the rest of your life.

FORBES: Magazine Article

Boston Scientific has raised the issue with the U.S. Food and Drug Administration, which does not comment on discussions with regulated companies.

FORBES: Magazine Article

While McDonald's declined to comment on its turnover, fast-food restaurants have an average annual turnover rate of 60%, according to a 2010 report from the National Restaurant Association.

WSJ: McDonald's Tackles Repair of 'Broken' Service

Local and national food-safety regulators didn't return requests for comment.

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There were no findings of food-borne sources of salmonella, but she couldn't comment on whether any employees tested positive for the disease at the time.

CNN: STORY HIGHLIGHTS