Will free, weekly corona tests keep students and teachers safe? | COVID-19 Special

Schools have been reopening with new measures to keep students and teachers safe — some offering free, weekly corona tests. Experts warn against 'false negatives' in COVID-19. The World Health Organization has updated its guidance for mask-wearing, as millions of children return to school around the world. It says six to 11 year-olds should wear masks. Subscribe: www.youtube.com/user/deutschewelleenglish?sub_confirmation=1 For more news go to: www.dw.com/en/ Follow DW on social media: ►Facebook: www.facebook.com/deutschewellenews/ ►Twitter: twitter.com/dwnews ►Instagram: www.instagram.com/dw_stories/ Für Videos in deutscher Sprache besuchen Sie: www.youtube.com/channel/deutschewelle
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