As the war in Viet Nam neared its end, thousands of children were left in the orphanages around the country. Many were of mixed race, which was considered a disgraceful heritage; they faced lives of abuse and servitude if the communists succeeded. In addition, children around the country were suffering from heart conditions that required medical treatment only available in other countries. Le-Thi Bach-Thuy grew up in Viet Nam during World War II and the years and wars that followed. She became a social worker with Partners Aiding Children Today, helping pediatric heart patients obtain care in...