Answering growing frustration over vaccine shortages, President Joe Biden announced Tuesday that the U.S. is ramping up deliveries to hard-pressed states over the next three weeks and expects to provide enough doses to vaccinate 300 million Americans by the end of the summer or early fall.

https://www.twincities.com/2021/01/26/us-boosting-vaccine-deliveries-amid-complaints-of-shortages/

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