Quenton Marselles Brown, the father of Boston Celtics star and 2024 NBA Finals MVP Jaylen Brown, was arrested in Las Vegas on August 21, 2025, and charged with attempted murder. The incident occurred following a dispute over a parking spot at a Las Vegas park, reportedly stemming from a "door ding." Marselles Brown, a former professional boxer, allegedly stabbed a youth football coach multiple times during the altercation. He appeared in court on August 22, where a judge set his bail at $300,000. Authorities and multiple news reports have confirmed the details of the stabbing and subsequent arrest.