A disturbing video circulating online appears to show a group of New York Knicks fans surrounding and attacking a man wearing a San Antonio Spurs jersey following Game 3 of the NBA Finals . The footage, which spread across social media on Tuesday (June 9), allegedly captures part of a confrontation that witnesses claim lasted roughly 15 minutes in the aftermath of the Spurs' 115-111 victory over the Knicks at Madison Square Garden. According to accounts and video shared online, the unidentified Spurs supporter was circled by a large crowd and repeatedly confronted after New York suffered its first loss of the series. Several videos appear to show the man attempting to protect himself while he received little immediate assistance from those around him. Witnesses also claimed the fan suffered facial injuries during the incident, with footage showing what appeared to be blood on his face. The situation reportedly escalated until the man removed his Spurs jersey and handed it to members of the crowd.…