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As the more dangerous and transmissible Delta variant spreads quickly around the world, dozens of countries have seen rises in caseload and are rethinking public health measures to fight fresh outbreaks. CNN's Kim Brunhuber reports.

July 01, 2021 at 11:33AM https://ift.tt/3Ah9Vrf the more dangerous and transmissible Delta variant spreads quickly around the world, dozens of countries have seen rises in caseload and are rethinking public health measures to fight fresh outbreaks. CNN's Kim Brunhuber reports.