Aslı Çakır Alptekin

Ethiopian-born Turkish athlete Elvan Abeylegesse has been stripped of the two silver medals she claimed at the Beijing 2008 Olympics over 5,000m and 10,000m, along with her 10,000m silver medal from the 2007 World Championships, for doping violations.

Olympic champion Asl? Çak?r Alptekin, who was stripped of her 1,500-meter title and handed an eight-year ban for blood doping on Aug. 17, has denied any wrongdoing.

?No banned substance has been found in the samples I gave during competitions, including the 2012 London Olympics, and the off season,? Alptekin said Aug. 21 in a written statement. 

Olympic champion Asli Çak?r Alptekin has agreed to give up her 1,500-meter title and serve an 8-year ban for blood doping, dealing another blow to track and field.