O'Neill was introduced to Brazilian jiu-jitsu by his friend writer/director John Milius and has trained ever since under the mentoring of Rorion Gracie
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O'Neill was introduced to Brazilian jiu-jitsu by his friend writer/director John Milius and has trained ever since under the mentoring of Rorion Gracie
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-18 from Wikipedia. The archived copy is preserved so this citation survives link rot.