With 15 state championships taking place across the country on Saturday and Sunday, it will no doubt be one of the busiest weekends of the fall.
Over the course of the next two days, MileSplit will break down some of the top competitors in both the boys and girls fields, including many on our Flo50 national rankings.
Which athletes should we pay attention to? Click on the slideshow to find out more about what to expect.
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