KGO ABC World News Tonight With David Muir January 11, 2022 23:34:00
New guidance on masks? the stark difference in protection if you're in a room with someone who has covid, depending on the kind of mask you have on. our chief national correspondent matt gutman leading us off tonight. >> reporter: tonight, omicron cases exploding, a record 1.4 million in a single day, driven by a backlog of reporting from the weekend. and those numbers pushing hospitals to the brink. > at the current moment, we are completely inundated with covid patients. our in-patient volumes are through the roof. >> reporter: facing that relentless surge, health officials on capitol hill t...
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