nuclear crisis, americans are remembering the worst nuclear disaster in this country. three-mile island. it was 32 years ago today that the world learned of a partial nuclear meltdown at that plant. well, part of the plant is still operating in central pennsylvania. cnn's mary snow talks to some of the people who still choose to live there. >> reporter: these stacks at three-mile island rarely phase the residents in stra pennsylvania. but they evoke memories of a national nightmare. the site of the worst nuclear accident in america's history in march of 1979. americans tuned into the nightly news to hear this. >> good evening, the world has never known a day quite like today. >> it turned out there were no deaths for the partial meltdown at three-mile island. studies done since the accident report no long lasting injuries. life has carried on. there are two units here at three-mile island. unit two behind me is where the