[stefantalpalaru]

> This is a disease we thought we'd erradicated

You can't eradicate tuberculosis, but you can prevent the active form rather easily by making sure the population is well fed.

http://www.who.int/mediacentre/factsheets/fs104/en/ :

> About one-third of the world's population has latent TB, which means people have been infected by TB bacteria but are not (yet) ill with the disease and cannot transmit the disease.