kara swisher, thank you for your insight. we'll be back in a moment. >>> according to unicef, 81% of households in gaza don't have enough access to clean water, and nine in ten people do not have enough food to survive. the organization's executive director is catherine russell here with us. welcome to "face the nation." >> thank you very much. >> you focus in particular on the children. we heard this week from the leaders of the u.s. intelligence community that there will be a generational impact from what is happening in gaza. the implications of that they were looking through the national security lens. from your perspective, what does that mean? what is a generational impact mean? >> it means that what's happening now is more than 13,000 children already have been killed, which is an astronomical, horrifying number. thousands more have been injured or we can't even determine where they are. they may be stuck under rubble. thousands more have lost one or both parents. some of these children you've seen them on the news the