sangeeta nepali is still reeling from the news that her husband died of heatstroke on a construction site in qatar. it happened about a month ago. her mother-in-law podini nepali is equally devastated. she still can't grasp that her eldest son won't ever be coming home. the family lives in the village of thansingh in the himalayas in nepal. >> we are poor people. my son left to work, to earn money so we could live better. now we have lost him, and we are trying to come to terms this tragedy. we don't what's going to happen. >> ganesh nepali, her husband, shows us photos of raju, his eldest son. he'd only been in qatar about two months. he was 35. he and sangeeta had got married just before his departure. >> letting him go was a terrible mistake. i realize this now. but what should we have done? there's no work here. we were desperate. >> nepal is one of the poorest countries in the world. it has a youth unemployment rate of 80%, and not only in rural areas. things are no better in the capital kathmandu, some 50 kilometers away. many nepalese look for work abroad. over half a million