"NCIS: Origins" is getting a major shake-up behind the scenes. Co-showrunner Gina Lucita Monreal will exit the CBS prequel at the end of the current Season 2, TVLine has confirmed. "We are incredibly grateful to her for helping launch and steer 'NCIS: Origins,' and bringing these incredible characters and stories to life. A prequel to "NCIS," "NCIS: Origins" stars Austin Stowell as a young Leroy Jethro Gibbs and follows his early days as a Navy investigator in the 1990s. Season 2 of "NCIS: Origins" will return with new episodes Tuesday, March 3 at 9 pm.