taking the brunt of this, some on the fen in the fight against isis, maybe putting more resources or firepower into that fight against isis. in hungary, thousands are on a hi near budapest after authorities kept them waitling for days for lack of proper documents. the migrants say if necessary, they will walk to austria, even germany, where there s some hope of refuge. cnn senior international correspondent arwa damon has been walking with them. we find her now on this road, arwa, tell us what you are seeing. well, brianna, we re on the hi that links budapest to vienna, people bedding down after having walked for about nine hours, because they simply could not take waiting at that train station any longer, being stuck in this very torturous game of political ping-pong, not going