... officer initiated the encounter) (internal quotation marks and citations omitted). N.J.S.A. 23:2-8 expressly authorized Warden Risher to call for the aid of ... S. Ct. 158 , 172 L. Ed.2d 41 (2008). 3 N.J.S.A. 23:2-8 states: [T]he wardens . . . shall have the power of summary ...