What secret did Gibbs reveal to his team on NCIS?

The new NCIS episode revealed a Gibbs secret that fans of the show have known about for a while. The rest of the NCIS team wasn’t privy to all the information, though, as it had been Abby Sciuto (played by Pauley Perrette) who worked on evidence relating to that case. During the new episode of

Is Mark Harmon leaving NCIS? Harmon has played Gibbs for 15 years

Fans asking is Mark Harmon leaving NCIS can put their minds at ease. Harmon has played Leroy Jethro Gibbs for 15 years and has now entered his 16th season on NCIS. Along the way, there have been a lot of rumors about the future for Gibbs or whether Harmon wanted to stay with the show. Toward