WILMINGTON, Del. (AP) — Dr. Anthony Fauci says the United States is in an ``unnecessary predicament” of soaring COVID-19 cases fueled by unvaccinated Americans and the virulent delta variant.

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The nation's top infectious diseases expert tells CNN's “State of the Union” that "we’re going in the wrong direction,’’ and he describes himself as ``very frustrated” with rising infection rate.

He says recommending that the vaccinated wear masks is ``under active consideration’’ by the government’s leading public health officials.

Fauci also suggests booster shots may be suggested for people with suppressed immune systems who have been vaccinated.

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