but sungju lee's most important defectoras from his own past. tell me how you responded when you found out your father was stilalive. >> i saw my father in south korea. sjust cried. there's nothing . there was nothing to say. literally, i cried and cried again. so my father approached me, and hugged me, saying, son, i'm so sorry. and both of us were crying. >> schifrin: you reunited with your father, and you're also rking to reunify korea. why? what does it mean to reunify korea for you? >> it's only way to go home. that's my personal thinking. it's not government. it's for people, people living on korean peninsula. >> schifrin: but until then, north korewill remain a closed dictatorship, full of human rights abuses, as well ascl missiles, and r weapons. for the pbs newshour, i'm nick schifrin. >> woodruff: now, the last in our series on "the end of aids." last night, we looked at the severe epidemic in the city of miami, florida. but as william brangham and producer jason kane report, the rest of florida is struggling, too. a, the american sout