Tonight Granting Authorization News Today

>> 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 youre 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 y...