Great Britain's Lynsey Sharp misses out on the women's 800m Olympic final after a seventh-place finish in her semi-final.
European silver medallist Sharp ran 2:01.78 as defending champion Pamela Jelimo of Kenya won Thursday's first heat in 1:59.42.
South Africa's 2009 world champion Caster Semenya ran a season's best of 1:57.67 to win the second semi-final.
Current world champion Mariya Savinova claimed the final heat in 1:58.57.
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