Video images of the 10 km race from on the water and aerial drone are courtesy of Take It Live Productions and USA Swimming. Courtesy of WOWSA, Huntington Beach, California.

With less than 1 km to qualify for the 2015 FINA World Championships, wunderkind and published author Becca Mann has moved into the lead with Ashley Twichell and Haley Anderson both in position to get one of the top two positions in Miramar Lake in Fort Myers, Florida.

But long-time rivals Eva Fabian has fallen off the pace while Emily Brunemann hangs on.

Final race result is posted here.

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