1: The NBA is investigating video of Nikola Jokic's brother punching a fan at a Lakers game.

2: The incident occurred after the fan allegedly taunted Jokic's brother.

3: The fan is reportedly seeking legal action against both Jokic's brother and the NBA.

4: Nikola Jokic has not publicly commented on the incident involving his brother.

5: Violence between players' families and fans is uncommon but not unheard of in the NBA.

6: The NBA has strict rules regarding player and fan interactions to prevent such incidents.

7: The league is expected to take swift action to address the situation.

8: Nikola Jokic's brother could face consequences if found guilty of assaulting the fan.

9: Fans are reminded to respect players and their families to prevent future altercations.