from the valleys of swaziland in southern africa, the story of a brave community who let us into theirives to shed light on a new epidemic of a very old disease. >> they take us away from our homes so that we cannot be dangerous to the people outside. >> narrator: a disease that is becoming resistant to treatment and is spreading. >> in developed countries, they should be threatened with this worldwide spread of tb. >> anyone can get tb. anyone can die from tb. >> narrator: intimate stories of people fighting to survive... stories of courage, loss and hope that the world will pay attention. >> in 21st century, we shouldn't have people dying from tb. >> frontlinis made possible by contributions to your pbs station from viewers like you. and by the corporation for public broadcasting. major support for frontliis provided by the john d. and catherine t. macarthur foundation, committed to building a more just, verdant and peaceful world. more information is available at macfound.org. additional funding is provided by the park foundation, dedicated to heightening public awareness of critica