ABC World News Tonight With David Muir
But scientists flag that without the second dose, there was a noticeable dip in protection. the data really affirming how important it is to get both doses. david? >> all right, eva pilgrim with us tonight. eva, thank you. we turn next tonight to a new cyber attack. this time, affecting the u.s. meat supply. first it was the cyber attack on the colonial pipeline affecting gas prices in the u.s. well now tonight, the newest attack, targeting one of the largest meat producers in the u.s. the attack, it's believed, again based in russia. and how soon before we see prices affected at the grocery...
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