Kenyan Rita Jeptoo, winner of the Boston and Chicago marathons for the last two years, has been banned from the sport for two years after failing a drugs test, Athletics Kenya (AK) said on Friday. "AK followed due process in her (Rita Jeptoo) matter and it was appropriate that she serves a two-year ban," AK chief executive Isaac Kamande told Reuters. Jeptoo has denied doping, telling reporters last year that the accusations against her were "lies". (For more sports news andupdates, followAhramOnlineSports on Twitter at@AO_Sportsand onFacebookatAhramOnlineSports.) http://english.ahram.org.eg/News/121760.aspx