The foundation also announced a second round of grants totaling some $ 3.4 million to organizations that are working to innovative latrines . Bill Gates announces winner of tiolet challenge . The new toilets will be showcased at a fair this week . Comment: Lack of toilet access is blamed for the deaths of 1.5 million children each year , experts say .
Bill Gates announces winner of tiolet challenge . The new toilets will be showcased at a fair this week . Comment: Lack of toilet access is blamed for the deaths of 1.5 million children each year , experts say .