AUSTRALIA'S Mitch Larkin qualified for the 200m backstroke semi-finals with the 10th fastest time in his heat.
The 19-year-old from Queensland's Sunshine Coast qualified with a time of 1:57.53 after finishing third in his heat.
Fellow Australian Matson Lawson failed to make the cut after finishing sixth (1:58.92) in the same heat.
America's Tyler Clary qualified fastest at 1:56.24, 0.12 seconds faster than compatriot Ryan Lochte.
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