Mark Okoth Obama Ndesandjo, a half-brother of U.S. President Barack Obama, looks up during a news conference on the pre-launch of his first novel "Nairobi to Shenzhen" held by the American Chamber of Commerce in South China, in the southern Chinese city of Guangzhou November 4, 2009. Reuters Pictures 1 month ago

Mark Okoth Obama Ndesandjo, a half-brother of U.S. President Barack Obama, looks up during a news conference on the pre-launch of his first novel "Nairobi to Shenzhen" held by the American Chamber of Commerce in South China, in the southern Chinese city of Guangzhou November 4, 2009.