LAUSANNE, Switzerland — The bronze medalist in women’s modern pentathlon at the 2008 Beijing Olympics has been disqualified for doping. The IOC says Viktoriya Tereshchuk of Ukraine tested positive for the anabolic steroid turinabol in retests of a urine sample given at the time. The 35-year-old Tereshchuk, the 2011 world champion, loses her medal and
