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A medic from Israel’s Magen David Adom emergency service administers a booster shot of the coronavirus vaccine to a woman in Tel Aviv, Israel, Saturday, Aug. 14, 2021. The country that had appeared to put the coronavirus pandemic behind it a few months ago after a world-leading vaccine drive is now re-imposing regulations in a bid to clamp back down on infections. (AP Photo/Tsafrir Abayov)