Sum of Kenya reacts as she wins ahead of Johnson Montano of the U.S. in the women's 800 metres final...
Eunice Jepkoech Sum (R) of Kenya reacts as she wins ahead of Alysia Johnson Montano of the U.S. in the women's 800 metres final during the IAAF World Athletics Championships at the Luzhniki stadium in Moscow August 18, 2013. REUTERS/Lucy Nicholson (RUSSIA - Tags: SPORT ATHLETICS TPX IMAGES OF THE DAY)