FILE -This Dec. 7, 2008 file photo shows children collecting stagnant water for use at home in Glen View, Harare , Zimbabwe . Even though cheap tools could prevent and cure diarrhea and pneumonia, they kill an estimated 3.5 million kids under 5 each year globally, which is more than HIV and malaria combined. (AP Photo/Tsvangirayi Mukwazhi, File)

Alex Freyre, right, and Jose Maria Di Bello kiss as they apply to marry at the civil registry in Buenos Aires , Monday, Nov. 16, 2009. A judge declared unconstitutional a law that bans same sex marriage and authorized the marriage between Freyre and Di Bello for Dec. 1. The couple are both are HIV positive and wear the red sashes to promote AIDS awareness. (AP Photo/Natacha Pisarenko)

This Nov. 13, 2009 photo shows Leonardo Sanchez, 12, holding a market sign that reads in Spanish 'take advantage,' as he works with family members in the La Merced market in Mexico City . The United Nations adopted the Convention on the Rights of the Child 20 years ago, yet millions of children the world over still suffer from violence and abuse, hunger and disease. (AP Photo/Gregory Bull)

People join Sexual Minorities Uganda and a coalition of groups to protest against a proposed anti-homosexuality bill in Uganda in front of the Ugandan Mission to the United Nations in New York . Demonstrators targeted Uganda 's UN mission in New York on Thursday to protest a proposed law that would punish homosexuality with life in prison in the eastern African country. (AFP/Stan Honda)