gay men explored surrogacy. the story of baby gam mrk y a biological child of an australian couple born to a thai woman is the latest moment where we might pause. think more about how we manage the miracles and talk about the ethics and economics of birth. the story of baby gammy ilfreights some of the promise and pitfalls of the world of surrogate birth. >> reporter: at seven months gammy appears a typical happy baby. the controversy continues to swirl around him. his surrogate mother sat with him in a hospital 60 miles east of bangkok where he's treated for a congenital heart continue. his story begins last year when they said they were offered the equivalent of $15,000 in exchange for acting as a surrio gait for an australian couple. they gave birth to twins, but the parents only came to pick up one child, abandoning gammy, born with downs syndrome. they were kept in the dark about the baby's condition during the pregnancy. only the local surrogacy, doctors and parents knew he had doups syndrome. during the 7