After a routine call leads two of the team into finding a bomb, they evacuate but a few are still in the building along with Mac and Flack when the bomb detonates. After the explosion the CSI's face a race against time to find the bomber and the possibility of losing one of their own. Mac must come to grips with having let a Marine die in Beirut in 1983.
Genres: Crime , Drama , Mystery
Keywords: crime-investigation , detective , enthusiastic , forensic , murder-investigation , new-york-city , nypd , police-procedural , spin-off , watch-full-episodes-online , crime-scene-investigation , crime-scene-investigator , forensic-evidence , forensic-expert , homicide-detective , homicide-investigation