million people who miss out on treatment. tb is more common in poorer areas where people live close together. south africa, it is the leading cause of deft. getting harder to treat there because every year 14,000 people are diagnosed with drug resistant tb meaning it can't be treated with normal medication. erica wood reports doctors without borders is trying a new way to treat patients. there every day goodwin goes to the clinic. >> i take 16 tablets a day. >> drug resistance tb, the only regimen is highly toxic and isn't even guaranteed to work. when he got his diagnosis he was convinced it was a death