he wants the country of origin to focus on the issues driving young recruits to isis in the first place. well, let's get more perspective on this now from cnn international diplomatic editor nic robertson who joins us from london. another year, another u.n. obama summit on combating isis and violent extremism. given that last year's gathering does not appear to have changed very much on the ground, what are the expectations for tuesday's meeting? >> well, i think that perhaps dimed a little in the prospect that does seem to be very ground that has subamericaed from the unga so far towards a political settlement because i think the general acceptance is that unless you get peace and stability on the ground in syria, then that is going to -- isis is going to be able to continue to use that as magnet to draw people. all the numbers that are being produced or the numbers of people that are going to syria and iraq, attracted by isis, those numbers continue to climb.