This is an example of a Technical Foul for in an inappropriate reaction to a call, including the approach to the official. Players can react to calls with which they disagree, provided the reaction is not overly demonstrative, disrespectful, or prolonged. On this play, the player in the dark uniform overtly and demonstratively disagress with the offensive foul that is called against him. He aggressively approaches the official in resentment to the call, which violates the guidelines. A technical foul will be assessed for this type of act.