. >> susan ferrechio, jeremy diamond, i have to cut it short because we have breaking news out of hungaryto budapest because the migrants there have just decided to walk to the austrian border, forget about the train. you can see arwa damon walking with these migrants. arwa, what can you tell us? >> reporter: carol, there are thousands of people, most of them refugees from the war in iraq and syria, who a short while ago decided that they weren't going to wait any longer. they were not going to wait for any sort of political decision. they were not going to wait for anyone to come to their assistance. they were simply going to try to walk to their final destination, and that is first off the border between hungary and austria and then if they have to, they say, onwards to germany. pretty much everybody who was at that budapest train station just waiting decided to pack up. parents have been carrying their children on their shoulders. others have been walking. you see some of thaem carrying bottles of water. this has been heartening because the hungarian government and security forces have