More than 800 athletes are competing in the event, ranging in age from 8-20.
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Among those competing this weekend is Casey Kaufhold, 14. Kaufhold shot the highest score of any female shooting in US history, at any age, at the US National Indoor Championships.
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Some members of USA archery were on site watching the Juniors practice, including Andre Shelby. Shelby is a 2016 U.S. Paralympic Gold Medalist.
The competition begins on Thursday.
A quick guide to archery