sixth time in seven days. new york city s mayor also announcing the new year s eve ball drop is happening but fewer people are going to be allowed in times square. and more than 1 ha00 united flis on christmas eve have now been canceled as the airline says omicron is impacting flight crews. a lot to get to. out front with me now is dr. jonathan reiner who s medical adviser to the george w. bush white house and dr. peter hotez, co-director of the center for vaccine development at texas children s hospital. dr. reiner, what do you think of this change by the cdc late this evening? i welcome it. it s been a long time coming. and my guess is that the cdc has been watching closely what s going on in the united kingdom. london has seen about 125% increase in sick days for health care workers in the city of london over the last week. omicron is soaring in the united