Ukrainian race walker Olena Shumkina, who has competed at the Olympics and world championships, has been banned for doping.
Associated Press: Ukrainian race walker Olena Shumkina banned for doping
Ukraine's Olena Shumkina competes in the final of the women's 20 kilometres race walk athletics event at the 2015 IAAF World Championships at the "Bird's Nest" National Stadium in Beijing on August 28, 2015.
