Plus, 'Mom's mean-spirited Bonnie, 'Grey's Anatomy's surprising death, 'Big Sky's whereabouts, and more. In the latest episode, âGut Punch,â Gibbs told all to an investigative reporter, Marcie Warren (Pam Dawber), after she tracked him down â first at his favorite diner, then at his house. âWhat I am most proud of is my investigative work, which is about exposing the truth,â she said. âI know you know something about the truth and I want to be the one to write about it because thatâs who I am.â Considering the article that was printed by episodeâs end â âEverything Gibbs said and did is in here almost word for word,â McGee (Sean Murray) noted â she won him over. Whether itâs her words or the fact that she knows about boat engines (the way to Gibbsâ heart or gut or whatever he listens to), he talked.