CNN)As Covid-19 cases rise again in nursing homes, a few states have begun requiring visitors to present proof that they're not infected before entering facilities, stoking frustration and dismay among family members.
The fast-moving omicron variant may cause less severe disease on average, but COVID-19 deaths in the U.S. are climbing and modelers forecast 50,000 to 300,000 more Americans could die by the time the wave subsides in mid-March.
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