to bring the virus under control. so, the president is planning to tackle that by bringing in vaccine mandates for federal workers and government contractors. no doubt he will welcome a decision taken by the los angeles school board, the second—biggest in the country, to mandate vaccines for all children over the age of 12. that said, there is already a fairly high take—up of the vaccine among teenagers in los angeles county, with 60.8% of the 12—15 age group having had at least one dose, though still a fair bit lower than the number of parents vaccinated. 73% of 30—49—year—olds in la have now had at least one dose. let's bring in our senior north america reporter anthony zurcher. good to see you. is this perhaps part of a pattern? does that big a school board introduced a mandate and others follow? i school board introduced a mandate and others follow?— and others follow? i think that definitely could _ and others follow? i think that definitely could be _ and others follow? i think that definitely could be the - and others follow? i think that definitely could be the case. i and others follow? i think that - definitely could be the case. there have and other school districts such as one in virginia, fairfax county,