NCIS - Season 4 - Eps 7: Sandblast
When a Marine Colonel dies in an explosion at a military golf course, the NCIS team must investigate a suspected terrorist attack with the help from the Army Criminal Investigative Division (CID). The CIA gives them a lead to an abandoned warehouse, but it turns out to be a trap---the warehouse is set to explode. McGee uses his computer skills to break into the secret government files to uncover the terrorist cell.
About NCIS

Title: NCIS
First Air Date: 2003-09-23
Last Air Date: 2025-05-05
Status: Returning Series
Rating: 7.6/10 (from 2387 votes)
Language: EN
Seasons: 24
Total Episodes: 488
Network: CBS
Genres: Crime, Drama, Action & Adventure
Production Companies: Paramount Television, Belisarius Productions, CBS Studios
Synopsis
From murder and espionage to terrorism and stolen submarines, a team of special agents investigates any crime that has a shred of evidence connected to Navy and Marine Corps personnel, regardless of rank or position.