[Mazraq, Yemen; November 12. Image via Getty]

A dispalced Yemeni girl from Saada province carries a young boy on her shoulders at the Mazraq Internally Displaced People's (IDP) camp in northern Yemen, on November 12, 2009. An estimated 150,000 people have been displaced or affected by the conflict between Shiite Zaidi rebels and the government since 2004. The tally includes about 55,000 who have fled since the government launched an offensive against the Zaidis in the mountainous north in August 2009. AFP PHOTO/KHALED FAZAA (Photo credit should read KHALED FAZAA/AFP/Getty Images)