7 Moments From "Status Update" S12 E18

After the body of a thief is found in a Marine's house, NCIS discovers the calling card of a terror group Delilah and the Department of Defense have been tracking, on NCIS, Tuesday, March 24 (8:00-9:00, ET/PT), on the CBS Television Network. Margo Harshman (pictured) returns as Delilah Fielding, McGee's girlfriend. Photo: Robert Voets/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

After the body of a thief is found in a Marine's house, NCIS discovers the calling card of a terror group Delilah and the Department of Defense have been tracking, on NCIS, Tuesday, March 24 (8:00-9:00, ET/PT), on the CBS Television Network. Margo Harshman returns as Delilah Fielding, McGee's girlfriend. Pictured left to right: Margo Harshman and Sean Murray Photo: Robert Voets/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

After the body of a thief is found in a Marine's house, NCIS discovers the calling card of a terror group Delilah and the Department of Defense have been tracking, on NCIS, Tuesday, March 24 (8:00-9:00, ET/PT), on the CBS Television Network. Margo Harshman returns as Delilah Fielding, McGee's girlfriend. Pictured left to right: Margo Harshman, Scott Speiser, Rocky Carroll, Sean Murray, Mark Harmon, Michael Weatherly and Emily Wickersham Photo: Robert Voets/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

After the body of a thief is found in a Marine's house, NCIS discovers the calling card of a terror group Delilah and the Department of Defense have been tracking, on NCIS, Tuesday, March 24 (8:00-9:00, ET/PT), on the CBS Television Network. Pictured left to right: David McCallum and Mark Harmon Photo: Monty Brinton/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

After the body of a thief is found in a Marine's house, NCIS discovers the calling card of a terror group Delilah and the Department of Defense have been tracking, on NCIS, Tuesday, March 24 (8:00-9:00, ET/PT), on the CBS Television Network. Pictured left to right: Mark Harmon, Sean Murray and Emily Wickersham Photo: Monty Brinton/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

After the body of a thief is found in a Marine's house, NCIS discovers the calling card of a terror group Delilah and the Department of Defense have been tracking, on NCIS, Tuesday, March 24 (8:00-9:00, ET/PT), on the CBS Television Network. Pictured left to right: Jed Rees, Michael Weatherly, Sean Murray and Mark Harmon Photo: Robert Voets/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

After the body of a thief is found in a Marine's house, NCIS discovers the calling card of a terror group Delilah and the Department of Defense have been tracking, on NCIS, Tuesday, March 24 (8:00-9:00, ET/PT), on the CBS Television Network. Margo Harshman returns as Delilah Fielding, McGee's girlfriend. Pictured left to right: Scott Speiser, Margo Harshman, Rocky Carroll, Mark Harmon and Sean Murray Photo: Robert Voets/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved