Yahoo Sports reports: Police arrested several unruly fans near Madison Square Garden in New York Wednesday night, where basketball fans gathered for Game 4 of the NBA Finals between the Spurs and the Knicks, an AFP photographer observed.Law enforcement also used stun grenades in an attempt to disperse crowds gathered for the game, in which the Knicks mounted an epic comeback to beat the Spurs, giving the New York team a 3-1 lead in the best-of-seven championship series.