david berkley, i believe his name is. host: david berkley. i'm not sure who he is referring to their. but when it comes to the border is that something about or write about? mary: that is a political question that i am not particularly written about. having worked in the u.s. government, i know that i believe in putting the national interest first. we can have discussions about what exact, but in other words a question about american national interest and that is as far as i have gotten. >> host: last two callers mentioned borders, manual and ed talked about the fact that open borders as far as cuba is concerned, the communists, is a good thing. anything there? >> guest: not actually. >> host: craig in tulsa. >> caller: appreciate c-span and command mary eberstadt for the work she is doing, it is outstanding. i wanted to speak about there's people calling in at point to members and groups, members and groups are not the whole group and not the philosophy behind the group or the beliefs. i look at the statement it is christianity or chaos. i t