figure out where to go next. there's a possibility that the serbian government will put on buses and bring people the croatian border but right now they are in a period of indecision, trying to figure out what to do, not face manager options. i think most likely they'll try to get on one of those buses. >> richard, as fences go up and new border checkpoints go up and trains get canceled and borders get closed obviously people -- these people in this situation don't just cease to exist and they don't go back in almost any conceivable circumstance. do new paths open as so many existing paths are closing? >> they do. and the yes situation route is the new path. for many weeks the path has been to go like this one did to go through -- by boat into greece and up through the balkans, macedonia, serbia, through hungary.