NEW : ` ` Guns do n't kill people . Charges are being reviewed and may be filed over the weekend , Magaw said . I do , '' says the man 's T - shirt , according to police . Incident comes in the wake of last Friday 's massacre in Denver , Colorado . The gun was in the process of being fired , police said . The man calls himself a ` ` joker , '' police said .
NEW : ` ` Guns do n't kill people . I do , '' says the man 's T - shirt , according to police . Incident comes in the wake of last Friday 's massacre in Denver , Colorado . The gun was in the process of being fired , police said . The man calls himself a ` ` joker , '' police said .