Russian teenage figure skater Kamila Valieva, allowed to continue competing at the Beijing Games despite a positive doping test from December, finished fourth in the women’s individual event after two costly falls. World champion Anna Shcherbakova, also from Russia, won the contest with compatriot Alexandra Trusova second following the free skate. Japan’s Kaori Sakamoto was third. The International Olympic Committee said there would be no medal ceremony if Valieva, 15, finished in the top three as her case is still pending. Valieva had led after Tuesday’s short programme. Tears were in her eye…