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    Paris makes final preparations for Olympics, one month away

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    02:10
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WHO issues warning about fake weight-loss drugs

01:39

The World Health Organization issued an alert on falsified versions of Ozempic, the popular drug used to treat type 2 diabetes and obesity. The WHO warned health care professionals and the public to be aware of the counterfeits, which it said are increasing as demand for the drugs grows. NBC News' Anne Thompson reports.