variants and vaccinate your if they are eligible. >> a few questions i have in the few minutes we have left. is it time for airlines to mandate vaccines for air travel? >> i think it makes a let of sense. it makes more sense than travel bans which we know haven't been effective. travel bans haven't been effective since the beginning of this pam when we were wringing our hans happened about travel bans to china. then the virus came in from southern europe to ignite the horrible epidemic in new york city in the spring of 2020. absolutely, vaccine mandates are a far more effective way to combat this virus. >> then when it comes to young charn age 2s-5 or 6 months and up -- young children 2-5 or 6 months and up, when will testing