this is a girl named ruth. this is a student named gabrielle. here is pictures from a graduation ceremony. pictures aren't worth money, however, and the men who scavenger for scrap metal amidst the rubble and human remains show no interest. it has got to be incredibly frustrating. >> it is, upsetting and frustrating to witness that but it is the state of the affairs is people, they don't mean disrespect by it, it is just they are hungry and they need money to buy food. so they have to do what they need to do to earn money for themselves and their own families. it is just sad, that that is what they have to do to get it. >> reporter: eric has been in haiti for weeks already. he plans to stay until he and joseph finish the work at this site. >> i was telling him earlier, i have so much so much respect for him, seen him every day this week, seen him 15, 16-hour days, risking his own life and time