coronavirus vaccine May 6, 2021 11:04 am Early Data Shows Moderna Vaccine Highly Effective in Teens Moderna reported on Thursday that early data shows high effectiveness in its coronavirus vaccine trial in adolescents ages 12 to 17. US & World Videos 1:39 Lawrence police cracking down on illegal dirt bikes 1:31 CDC recommends updated Covid shot for everyone ages 6 months and up 2:30 Putting an increase in COVID cases into context 1:41 COVID cluster prompts masking at Beth Israel Deaconess Medical Center 0:50 COVID cluster at hospital prompts return of mask requirement in affected unit