Swimming alongside Yefimova in heat four , Detenyuk tried to hold on with the top four leaders throughout the race .
Swimming alongside Yefimova in heat four , Detenyuk faded down the stretch to take the seventh spot in 2 : 27.87 .
Swimming alongside Yefimova in heat four , Detenyuk tried to hold on with the top four leaders throughout the race , but faded down the stretch to take the seventh spot in 2 : 27.87 .