Prince Edward Island announces one new COVID-19 case Saturday; residents asked to avoid non-essential travel

Due to rising case counts in Atlantic Canada, Prince Edward Island asking residents to avoid out of province travel unless necessary. Due to rising case counts in Atlantic Canada, Prince Edward Island asking residents to avoid out of province travel unless necessary.

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Why COVID-19 boosters weren't tweaked to better match variants

More COVID-19 booster shots may be on the way -- but when it's your turn, you'll get an extra dose of the original vaccine, not one updated to better match the extra-contagious delta variant. And that has some experts wondering if the booster campaign is a bit of a missed opportunity to target delta and its likely descendants.