Rocky Mountain News runs a correction
Editor's note: One of the items on this list has been removed because it mistakenly repeated a report that Barack Obama holds dual United States-Kenyan citizenship. This erroneous information was never reported in the Rocky Mountain News print edition.
http://www.rockymountainnews.com/news/2008/aug/06/things-you-might-not-know-about-barack-obama/?partner=yahoo_headlines
From the Constitution of Kenya, 97. Dual citizenship
A person who, upon the attainment of the age of twenty-one years, is a citizen of Kenya and also a citizen of some country other than Kenya shall, subject to subsection (7), cease to be a citizen of Kenya upon the specified date unless he has renounced his citizenship of that other country, taken the oath of allegiance and, in the case of a person who was born outside Kenya. made and registered such declaration of his intentions concerning residence as may be prescribed by or under an Act of Parliament.
http://kenya.rcbowen.com/constitution/chap6.html#97