Will re-useable grocery bags make you sick?

The text on the Yahoo! Canada homepage (on September 11, 2010) says reusable,

but the headline of the article ("Will re-useable grocery bags make you sick?" on Yahoo! Canada Lifestyle on September 11, 2010) says re-useable. What up with that? Then, in the article's very first sentence,

it's back to reusable.