"america tonight's" christof putzel found many at work for electronics joint lg a brand you might very well have in your home right now. >> 26-year-old carlos castro was born in reynoso, he went to work for electronics giant lg electronics. carlos was assigned to operate a machine to stamp lg machine on tvs. but on the second day on the job there was an accident. >> can you tell me what happened to your right arm and the fingers of your right hand? >> lg has this system where they use these different companies and they give them all different faims and then they go in and make these products in the shell companies basically and they bring them all together and put them together in the lg factory and put their name on it. around essentially the companies that are making their products are not following the rules. workers are injured constantly and in the end lg doesn't have to take responsibility, it says my name is not on the tront doosh. front door. >> we were introduced to luisa mowe samoreno. as a single mom raising six children her pay of $1.50 an hour had been the only thing keepi

"america tonight's" christof putzel uncovers the unpaid work of many. >> translator: i always imagined u.s. to be a free and democratic country. i expected to see money everywhere. >> reporter: 44-year-old father and husband, he came here to new york in 2001 for what he hoped would be a better life. >> translator: it's not like i imagined. just like china the u.s. has its dark side, a lot of unfairness. it is a society with a lot of inequality. >> reporter: in 2007 he took job with an independent taxi company known as yes car working long hours. >>> so in 2007 you were making about $500 a week that i is tha? >> uh-huh. >> your pay was about $500. how many days a week were you working, six days? >> yes. >> six days a week about 12 hours a day? >> yes. >> do the math. he was working 72 hours a week earning $6.94 with no overtime. yes car brought his pay down to $5.55 an hour well below the legal minimum wage. >> that is significantly lower because in 2009 the minimum wage is $7.25. so that's a difference. that's a big difference. so it looks like you are owed quite a lot of money. >> tra

christof putzel, al jazeera, jaffrey, new hampshire. >> next here a reminder of sacrifice and the courage that carried him through a hard battle at home. only on al jazeera america. >> and finally we consider the too often invisible elderly. those whose courage led them to stand bravely for the nation, but in return, they felt left out of support in the years they most need it. you might recognize the sadness on the street where america's homeless veterans live, while efforts are make it better we met an american hero who found himself in need in his 90s. >> reporter: it's been said the greater the obstacle the more glory there is in overcoming it. by that measure 96-year-old james blake ley has led a remarkable life. despite a lifetime of service to god and country. >> how long have you been here? >> i don't remember. >> until recently he was living here inside an abandoned trailer on the streets of brooklyn. >> there were days and nights that i said it's very easy to die. easy to die but to live -- >> reporter: it wasn't the first time he'd known hardship. as a child he grew up in the d