 Complete the following phrase:  Murielle Ahouré born 23 August 1987 is an Ivorian sprinter who specializes in the 100 and 200 metres. She was a double silver medalist at the 2013 world championships in Moscow. She came second in both the 100 and 200 meters at this event. Ahouré was the gold medallist in the 60 m at the 