What Americans should know about the delta variant, masks — regardless of vaccine status

Amid the COVID-19 pandemic, U.S. life expectancy has fallen by a year and a half, the largest one-year decline since World War II. Black and Hispanic Americans were hit the hardest, dropping by almost 3 years. As the delta variant spreads and officials paint a sobering picture for Americans, especially those unvaccinated, John Yang discusses concerns with Georgetown University’s Dr. Ranit Mishori.

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