and alex vega? an't explain why he's doing it, but he's building a wall around his house. >> vega ( translated ): whenever i hear a noise, i get scared and look all around me. my heart beats faster. i can't go into small spaces. i'm taking five or six pills a day now. if i don't take them, i can't sleep, and i wouldn't even be able to sit with you. >> simon: all but one of the 33 men, doctors say, have suffered severe psychological problems since the accident. and the miners complain they're not getting the quality medical care and benefits they need and were promised. 19 of them have already lost their disability payments. sebastian piÑera is chile's president. a couple of the miners told me that they feel like they're soldiers, they're heroes during the war. and when the war is over, they're forgotten. >> president sebastian piñera: well, that's part of life. that's part of human nature. they were heroes. they will always be heroes, >> simon: you know, if any of these miners get really ill, the sto