KGO ABC World News Tonight With David Muir June 4, 2024 22:42:00
>> reporter: and tonight, with millions of families on the move for the holiday weekend, amid rising infections, the new whte house covid response g ericans to take shish jha, is those familiar precautions. >> we know how to gather together safely now. if you're going to see somebody high risk, get a test before you do that. >> reporter: while the ba.2 subvariant fuels a fresh wave, health authorities are closely tracking two new versions of omicron now making up 90% of new cases in central new york. ba.2.12 and ba.2.12.1 could be about 25% more infectious than ba.2, and experts say they've be...
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