How COVID shots for kids help prevent dangerous new variantsBy LAURA UNGAR (AP Medical Writer)LOUISVILLE, Ky. Nov. 22, 2021 3:14 p.m.Scientists say vaccinating kids should not only slow the spread of the coronavirus but also help prevent potentially-dangerous variants from emerging📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up