2 Kenyan Runners Test Positive for Doping at Worlds http://abcnews.go.com/Sports/wireStory/kenyan-runners-test-positive-doping-worlds-33325516

Liliya Shobukhova free to run again after doping ban is ended early http://www.theguardian.com/sport/2015/aug/24/liliya-shobukhova-doping-ban-ended-early

UCI: Katusha will be allowed to race Vuelta http://velonews.competitor.com/2015/08/news/uci-katusha-will-be-allowed-to-race-vuelta_381772

Katusha rider Giampaolo Caruso tests positive for EPO http://www.theguardian.com/sport/2015/aug/18/giampaolo-caruso-katusha-positive-epo

Olympic champion Alptekin loses 1,500-meter title for doping http://mainichi.jp/english/english/newsselect/news/20150818p2g00m0sp024000c.html

IAAF suspends 28 athletes after 'adverse findings' in doping retests http://www.bbc.com/sport/0/athletics/33867962

Tom Danielson fails doping test http://velonews.competitor.com/2015/08/news/tom-danielson-fails-doping-test_380297