mrs. mcclain: when you assumed office of commissioner of fda in february 2022, correct? when you assumed office were you , aware that a manufacturer who made more than 40% of the country's infant formula was voluntary recalling all the baby formula it made at its plant? dr. califf: i was very familiar. it happened on the day i was confirmed. i didn't -- ms. mclean: i will take that as a yes. in the days and weeks that came after you assumed office, were you aware that there was a shortage of infant formula across the country? dr. califf: in the first days and weeks, there was not a shortage. but i was aware of. ms. mcclain: were you aware 10 states reached 90% of out of stock and nationwide 74% had no infant baby formula? dr. califf: those numbers do not sound right to me but there was a lot of out of stock. ms. mcclain: could you say we were reaching crisis mode? where were we sure one or two cans? >> dr. califf: closer to crisis. ms. mcclain: i would like to enter two internal exchanges within the fda. the first one is february 4, 2022 where they are discussing the pot