"To What End?" — When a man in full clown costume shoots a bakery owner, the CSIs investigate and discover a decision from Flack’s past that may put him in jeopardy, on CSI: NY, Friday, Jan. 7 (9:00-10:00 PM, ET/PT) on the CBS Television Network. David James Elliott ("JAG") guest stars as FBI Agent Russ Josephson, Jo's ex-husband.
