<p>Isaiah Jackson, a 14-year-old karate black belt from&nbsp;Wantagh, will compete in the&nbsp;USA Open Karate Championships. NewsdayTV&#39;s Virginia Huie reports.</p>


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Wantagh teen heading to USA karate championships

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Light heavyweight champion Alex Pereira knocked out top-ranked challenger Jamahal Hill at 3:14 of the first round in UFC 300.

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Baldwin-raised Chris Weidman defeated Bruno Silva by technical unanimous decision at UFC Atlantic City.

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Tyler Nubin had a terrific college career with Minnesota, recording a school-record 13 interceptions in a program-record 55 games.

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