Kenyan marathon runner Rita Jeptoo arrives at the Athletics Kenya headquarters after failing a doping test in Kenya's capital Nairobi, in this file picture taken January 15, 2015. Athletics Kenya (AK) has held talks with the International Association of Athletics Federations (IAAF) about setting up a drug-testing lab in Nairobi, chief executive Isaac Mwangi said. Kenya, boasting some of the world's finest middle and long-distance runners, has been under increasing pressure to improve its testing program after a spate of failed drug tests by the East African nation's athletes. REUTERS/Thomas Mukoya/File
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