Russian athletes Kseniya Ryzhova and Tatyana Firova celebrated winning the 4x400 metres gold at the World Athletics Championships by sharing a kiss on the winners' podium at the Luzhniki stadium in Moscow.
Russia was stripped of their women's 4 x 400m relay silver medal from the London 2012 Olympics after Antonina Krivoshapka tested positive for drugs in the re-testing of her sample, the International Olympic Committee said on Wednesday.