NEW : The Gates Foundation has already contributed $ 100 million to the Global Fund . `` If you are going to do health programs in Africa , you are going to have some percentage that is misused . '' Gates announces a new commitment of $ 500 million to fight AIDS , tuberculosis and malaria . ` ` I ca n't think of more important things , '' the Gates co - founder says .
NEW : The Gates Foundation has already contributed $ 100 million to the Global Fund . Gates announces a new commitment of $ 500 million to fight AIDS , tuberculosis and malaria . ` ` I ca n't think of more important things , '' the Gates co - founder says .