within days of having that data. they'll file quickly with the fda. the fda said it's a matter of weeks not months to make a determination whether they're going to authorize vaccines for kids 5 to 11. i interpret it to mean perhaps four to six weeks. thing a best-case scenario given the timeline i've laid out, you could potentially a vaccine available to children age 5 to 11 by halloween, if everything goes well. >> earlier i spoke with cnn medical analyst, dr. esther chu, about the current push for vaccines and mask use. i asked her what she thought about the effectiveness of the mandates. here is part of our conversation. >> there are plenty of people on the ground who want their children masked. who want to do the best they can until we can offer the additional protections to children. it's very hard to push up stream. you know, i have family in texas where people would like to have