bonding cozied samandar has volunteered for the study. doctors explained that the vaccine proved harmless in animal tests but there is always an element of risk. for total of 2000 people to be testing the vaccine which was developed in england so monday is getting a 15 year old expense allowance but the money is not why he's here. when so many people all over the world have died that's why i'm taking part also because i hope to protect myself with a vaccine. so we don't get why these. the risk of infection continues to rise here kovan 1000 patients are treated in tents this is the only way some south african hospitals can cope with the dramatically increasing number of infections we know in parts of the brain. but we know that. this is why the vaccine is being tested here in the johannesburg township of soweto as well as in other places sumanda lives in soweto but many of his neighbors are baffled by his participation in the trials. but simone they can't understand all the excitement after all he says the vaccine is also being tested in b