A fan who runs onto the court during Game 1 of the NBA Finals is arrested and issued a lifetime ban from all NBA arenas, according to reporting from multiple outlets. The incident occurs late in the fourth quarter of the game, when the person enters the playing area and is later removed. Authorities arrest the individual following the court-storming. In addition to the arrest, at least one other person connected to the incident is reported to face restrictions, including a lifetime ban from NBA arenas. The measures are described as league actions aimed at preventing future unauthorized access to arenas and games. The reports agree on the core timeline and consequences: the court-storming happens during Game 1, the fan is arrested afterward, and the punishment is a lifetime ban covering every NBA venue. The accounts do not provide further details on the identity of the fan or the circumstances beyond the entry onto the court and the subsequent enforcement actions by the league and relevant authorities.