FILE - A woman suffering from tuberculosis covers her face at a clinic in the township of Khayelitsha, South Africa, in this file photo dated Thursday, March 24, 2011. It is announced Monday Feb. 4, 2013, that the world’s most advanced tuberculosis vaccine failed to protect babies against the airborne infectious disease, according to a new study that tested the shot in South Africa.(AP Photo/Schalk van Zuydam, FILE )

Associated Press
FILE - A woman suffering from tuberculosis covers her face at a clinic in the township of Khayelitsha, South Africa, in this file photo dated Thursday, March 24, 2011.  It is announced Monday Feb. 4, 2013, that the world’s most advanced tuberculosis vaccine failed to protect babies against the airborne infectious disease, according to a new study that tested the shot in South Africa.(AP Photo/Schalk van Zuydam, FILE )
FILE - A woman suffering from tuberculosis covers her face at a clinic in the township of Khayelitsha, South Africa, in this file photo dated Thursday, March 24, 2011. It is announced Monday Feb. 4, 2013, that the world’s most advanced tuberculosis vaccine failed to protect babies against the airborne infectious disease, according to a new study that tested the shot in South Africa.(AP Photo/Schalk van Zuydam, FILE )
View Comments