#Watch NCIS Online: Season 18 Episode 15

How did the team warm to NCIS Special Agent Jessica Knight?

On NCIS Season 18 Episode 15, members of an NCIS Regional Enforcement Actions Training team were killed during an explosion.

As the team delved deep into the deaths, they had to make a decision about what happened.

Elsewhere, Marcie Warren returned but what did she have to say about Gibbs?

Use the video above to watch NCIS online right here via TV Fanatic.

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Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.